Reason as exposure to teratogens during the embryonic period carries the greatest risk for developmental abnormalities:
Teratogens are those substances that causes functional or physical abnormalities when the pregnant women are exposed to it. The are four types of teratogens namely,
metabolic conditionsphysical agentsdrugs or chemicalsinfectionsGenerally, the abnormalities occurs during the third to eighth week of pregnancy i.e the period when the major organs of the fetus develop. They can also lead to the complications like miscarriage, preterm labors or spontaneous abortions.
Some of the types of tranquilizers namely, lithium and phenothiazine are considered to be teratogens. Most of the congenital malformations are of unidentified origin, but the teratogens that are known and evaluated include maternal illnesses and infections, drugs, metal toxicity, or physical factors (for example radiation).
Exposure to teratogens during the embryonic period (weeks 3-8) is most risky because major organs and systems are forming, making the developing embryo highly sensitive to disruptions that can cause permanent defects.
Exposure to teratogens during the embryonic period carries the greatest risk for developmental abnormalities because this is a critical phase in the formation of the body's major structures and organs.
1. Critical Developmental Period: The embryonic period, which spans from the third to the eighth week of pregnancy, is when the foundations of all major organs and systems are established.
2. Rapid Cell Division and Differentiation: During the embryonic period, cells are rapidly dividing and differentiating to form various tissues and organs. This process is highly sensitive to external influences, making it more vulnerable to damage from harmful substances.
3. Formation of Organ Systems: The basic structures of critical organ systems, such as the central nervous system, cardiovascular system, and skeletal system, are laid down during the embryonic period. Teratogens can interfere with the normal development and patterning of these structures, leading to congenital anomalies.
4. Developmental Windows of Susceptibility: Different organs and systems have specific windows of vulnerability during which they are particularly susceptible to teratogenic effects.
The appraisal principle that states that the value of any component of a property is what it gives to the value of the whole, or what its absence detracts from the whole, is called:
Answer: Contribution
Explanation:
Contribution is defined as the value that is related with the property or real estate and is called contributory value.It is the amount that gets added in any overall property due to renovation of that property's part.
This value states about the benefit or gain that is taking pace due to renovation activity.The contribution that is made through gain by the features and attributes that act as added component to the complete property.
Mendel performed numerous controlled genetic crosses to obtain strains that consistently produced a single phenotype without variation. What are these strains that consistently produce the same phenotype called?
Answer:
True breeding strain
Explanation:
True breeding organism transfers their certain traits or characteristics in their all offspring. The true-breeding offspring appears to be identical in all ways. They respond to the environment in the same way.
They are homogeneous and their characteristics are responsible that differentiate between one member to another member of a species. There are many examples of true breeding such as animals, plants. Many of the breeder who wants to create a true-breeding strain. There are a few techniques that have been used in true strain breeding.
Tyler is conducting a study of identical twins in their 20s who were adopted at birth by separate families. Any differences he identifies in their weight can likely be attributed to ________.
Answer:
environment
Explanation:
Environmental factors play an important role in the nature and nurture phenomenon of research. If two identical twins get separated after birth then nature i.e, genetics as well as nurture i.e, the environment both play an important role in the development of the child.
According to the research, genetics plays a 60% role in the development of a child whereas the environment plays a 40% role.
After getting separated after birth, the development of both the child would be different depending on the different cultures and environments in which they both were.
Animal trainers' expectations may have led them to interpret some chimpanzees' signs as indicative of greater linguistic ability than is warranted. This best illustrates the shortcoming of
Answer:
a perceptual set
Explanation:
A perceptual set -
It refers to the condition , where the mind perceive only certain specific thing , ignoring the rest objects , is referred to as a perceptual set.
It is not necessary than the mind of mammals tends to remember all the things he see around him , as he only remember only very limited objects .
Hence, from the given scenario of the question,
Chimpanzees' too remember only certain things .
Therefore , the correct term is a perceptual set .
What type of research method assesses changes in behavior in one group of subjects at more than one point in time?
Answer:Longitudinal research
Explanation:Longitudinal research is a correlational research which focuses on variables and studies them over an extended period of time. It ranges from weeks to years .
How Longitudinal Research Works
This research focuses on a single group of individuals with similar characteristics and studies them over a period of time in order to see if there are any changes that can be observed over that period , for example if one wants to study how exercising improves the life of the middle adults ages 40 to 50 they will study that group for months and keeps observing the changes amongst individuals within this group.
The idea that competition, not conflict, helps maintain social cohesion was put forward by:_________A. Émile Durkheim. B. Adam Smith. C. Georg Simmel. D. Max Weber.
Answer:
Adam Smith
Explanation:
Adam Smith, known today as "Father of the economy", has put out the idea that competition, self-interest, and need to gain guide the rational thinking.
By this social cohesion is maintainable and it leads to economic prosperity
These ideas of his are the guiding points of division of labor and laissez-faire economic policies, which proposes that people are prone to rational thinking and that the government should not be involved in economics.
Javier has a problem controlling his temper and violent behavioral outbursts. Considering the complexity of his problem, _____ is the BEST way to understanding his problems.
Answer:
Biopsychosocial
Explanation:
Javier has a problem controlling his temper and violent behavioral outbursts. Considering the complexity of his problem, Biopsychosocial is the BEST way to understanding his problems. It is a connection between biology and psychology where in the psychological states and biological states are being put together to study the peoples clinical and medical situations.
Sociologist Daniel Rossides uses a five-class model to describe the class system of the United States. What percent of people does he categorize as being in the working class?
The correct answer is 40 to 45 percent
People holding regular manual or blue-collar jobs. Certain members of this class, such as electricians, may have higher incomes than people in the lower-middle class. Roughly 40 to 45 percent of the United States
When you stare at a picture for a long time, it doesn’t fade away because your eye is making tiny eye movements that are called glissades.
A. True
B. False
Answer:
The answer is "Option B"
Explanation:
A way to roll down from slope with the help of an ice ax is called glissades, and when we look at an image for a long time, our eye makes small motions of your head, this process is known as Troxler or the Troxler effect.
It is also known as an optical illusion, that affects visual perception. When an unchanging sensation away from the fixation point fades away and stops, if you set a certain point for even a short time, that's why it is false.According to the James-Lange theory, emotional states ______ (preceded/follow) physiological responses
Answer:
Follow
Explanation:
The James-Lange theory is the famous theory. This theory was related to emotions. In this theory, the psychologist said that emotions are the result of physiological response. According to this theory, our emotional response is the result of physiological action. This theory was developed by Carl Lange and William James.
For instance suppose you are walking on the road and you hear a voice that comes from bushes, Your heart starts pounding and you start running if there is a need to run. Physiological needs sensation constitutes the emotions so that a person feels fear.
In an industrial research laboratory, Drs. French and Heinz are conducting an experiment on the effects of sugar on consumers' perception of condiment flavor. Participants are randomly assigned to a sugar-sweetened, reduced-sugar, or sugar-free groups. Participants then rate condiment flavor on a variety of scales. In this experiment, flavor perception is the _____ variable.A. controlB. experimentalC. independentD. dependent
Answer:
The answer is: D. Dependent. The flavor perception is the dependent variable.
Explanation:
In an experiment, the dependent variable is the variable that is going to be measured, it responds or it is influenced by the independent variable. The independent variable is what is controlled during the experiment. In this case, the dependent variable is the flavor perception and the hypothesis is that it is influenced by sugar, which is the independent variable.
_____ possesses low levels of both organizational commitment and task performance.
A. Stars
B. Citizens
C. Lone wolves
D.ApatheticsE. Fossils
Answer:
D.Apathetics
Explanation:
Apathetics possesses low levels of both organizational commitment and task performance. They are not committed to the organization or task performance, they lack zeal.
In a study of the behavioral adjustment of a group of children placed in foster care, the children were assessed once a year over a period of 10 years. This is an example of ?
Answer:
Longitudinal
Explanation:
Longitudinal studies are research methods that check regularly over a long period of time, like these kids once a year for 10 years
Active listening is a communication technique in which the ______________ provides feedback to confirm what they have heard and to confirm the understanding of all parties.
Final answer:
Active listening is where the listener actively engages in a conversation by providing feedback, asking clarifying questions, and using affirming body language to build understanding and rapport. It is essential across various fields, particularly in therapy and research interviews, to ensure accurate communication and to foster a supportive environment.
Explanation:
Active listening is a communication technique in which the listener provides feedback to confirm what they have heard and to confirm the understanding of all parties. It involves the listener giving feedback, confirming understanding by asking questions, and making clarifying statements rather than focusing on what they want to say. This skill is crucial for building trust and rapport, which is why it is heavily emphasized in fields such as therapy, research, and any situation that requires an interview.
Good active listening in an interview setting involves gestures like nodding, maintaining eye contact, asking follow-up questions, and providing verbal affirmations that show the speaker they are being heard. In qualitative research, for instance, active listening is more dynamic, including probes that allow the listener to delve deeper into the respondent's answers without leading them. This stands in contrast to quantitative research, where the probing would be more uniform and less influenced by the interviewer's perspective.
In client-centered therapy, active listening is even more critical. Therapists practice unconditional positive regard along with active listening, acknowledging, restating, and clarifying what the client communicates to nurture personal growth.
____________________ is a pathological form of grieving that tends to last longer than normal grieving and is accompanied by impaired social interaction.
Answer:
Complicated/traumatic grief (CG).
Explanation:
As the exercise details, CG (Complicated grieving) is pathological form of grieving that tends to last longer than normal grieving and is accompanied by impaired social interaction. This is a sort of enhanced grief that, unfortunately, provokes feelings of loss, a debilitating state, that lingers through time. This painful emotions last long and are troublesome when attempting to overcome them. Losing a person we love is hard, to say the least. But some people cope better than others, through time. When this emotions, this feelings, are still strong over time, the person that grieves is considered to have CG.
Answer:
complicated/traumatic grief (CG)
Explanation:
In psychiatry, complicated grief disorder (CGD) is disorder for those who experience prolonged grief symptoms for at least one month after six months of grief. Here, normal grief which fades after a certain period is continued by complicated grief that doesn't seem to go away and is. this is like being a in an increased state of mourning that keeps an individual from healing. Also called persistent bereavement disorder.
CNS regions that are dominated by myelinated axons are called ___________, and CNS regions that are dominated by neuron cell bodies, neuroglia, and unmyelinated axons are called ___________.
Answer:
white matter, grey matter
Explanation:
CNS regions that are dominated by myelinated axons are called white matter and CNS regions that are dominated by neuron cell bodies, neuroglia, and unmyelinated axons are called grey matter.
White matter are the areas of the central nervous system that are dominated by myelinated axons and its function is to regulate the electrical signals in axions while the grey matter are areas in the central nervous system that are dominated by neuron cell bodies, neuroglia, and unmyelinated axons
Which of the following best describes training that supplements the EMT's original training and that is usually taken in regular intervals?
The correct answer is Continuing education
Explanation:
________ research approach uses concepts and tools from anthropology and other social science disciplines to provide deep cultural understanding of how people live and work.
Answer: Ethnographic research
Explanation:
Ethnographic research is the study that is carried out to understand people and their culture and environment that exist around us through observation .Analysis of these factors are done on basis of interviewing them to extract information about their social system.
Participant of the research are studied in traditional manner to know about their living, discipline ,practices and settings.Data and facts are gathered on basis of research that might take event years
Intergroup stereotypes and attitudes that are automatically activated when a person encounters an outgroup member. They are difficult to control and so can lead to biased evaluations and behaviors even if the person had no intention of acting that way, is called____
Answer:
implicit prejudices
Explanation:
Implicit prejudices occur out of social conditioning and environment or learned association. This is also known as stereotyping where an individual unconsciously attaches certain attributes or qualities to a group of people and is therefore unable to control this prejudice or bias. This is seen in one's dislike for a group such as a family, tribe or race.
Why were the Lincoln-Douglas debates considered so important? What was the main topic of the debates and what was each man’s position on this issue?
It was important because it was about slavery, mainly about the expansion of slavery. These debates between Lincoln and Douglas were important to decide some things. Douglas believed in sovereignty, Lincoln that the national policy was to limit the spread of slavery.
The __________ controversy asks which is more important in determining one's developmental outcome, heredity or environmental influences.
Answer:
nature-nurture
Explanation:
The nature-nurture controversy asks which is more important in determining one's developmental outcome, heredity or environmental influences.
Answer: Nature-Nurture controversy
Explanation:
Nature-nurture is when the aspects of behaviour are a product of either inherited or by genetic from gene
Gabriel just started his psychology class this morning. At the beginning of the class, the professor stated the four main goals of psychology. Gabriel has now learned that these goals are to _____ behavior.
Gabriel has now learned that these goals are to describe, explain, predict, and control behavior.
Explanation:
The study of mind and behavior of a person is known as psychology. Describe, explain, predict and control are the four main goals of psychology.
Describe: The behavior of a person should be observed and described in detail minutely.
Explain: However the descriptions come from observable data, psychologists must go beyond the data and explain their observations.
Predict: We should be ready to predict what will happen in future.
Control: We should be ready to control the happenings, once we know what happens, why it happens and what will happen in the future.
Final answer:
Psychology aims to describe, explain, predict, and change human behavior, using research methods grounded in scientific evidence. Students of psychology learn about the complexity of behavior and the various factors that influence it, including the contributions of behaviorism and cognitive psychology.
Explanation:
The four main goals of psychology are to describe, explain, predict, and change behavior. Psychology, as a discipline, seeks to understand the myriad factors that influence human behavior, including biological, environmental, and experiential components. Psychologists employ various research methods ranging from observation to controlled experiments to achieve these goals and build scientific knowledge that is empirical and supported by evidence. The study of psychology develops critical thinking skills and a firm understanding of the scientific method, allowing for a deeper recognition of the complexity of behavior.
What type of unethical example is the following situation?
Members of a household or relatives with whom you have a close personal relationship.
A. Misuse of position.
B. Covered relationship.
C. Personal conflict of interest.
D. None, this is not an example of an unethical situation.
Answer:
B. Covered relationship.
Explanation:
In ethics, covered relationship is a term used to describe a wide variety of personal and business relationships that an employee or his family members may have with outside parties. Members of a household or relatives with whom you have a close personal relationship is an example of covered relationship.
What do the Puritans demand of the remaining population of Indians to ensure their survival? What sacrifices did these Indians make"" How did they articulate their profound sadness and loss?
Answers with Explanations:
1. What do the Puritans demand of the remaining population of Indians to ensure their survival?
Puritans were English Protestants who belonged to the Church of England. They were not satisfied with the purification of the Church, thus they focused on reforming it. Their religious opinions were considered a national threat, especially to the King, thus many of them fled and tried to find a new place in order to spread their beliefs. Many of them migrated, with most of them going to North America. They wanted to convert the people in the area. Although there was language barrier, they were able to communicate through sign languages.
The conflict between the Puritans and the Indians started when the "Pequots" (the most powerful Native American in the valley) started having suspicions on the number of settlers who tried to inhabit their land. The war started between them with many Indians dying. Some who survived were set on fire, while others were sold as slaves. Among the hundreds of inhabitants, it is said that only 7 survived. The Puritans then demanded that they will be given the chance to live if they will become civilized and accept instructions about God.
2. What sacrifices did these Indians make and how did they articulate their profound sadness and loss?
Many of the tribes, including women and children were burned to death. These were some of the sacrifices made by the Indians in order to protect their colony. However, they were still defeated.
In order to adapt to the belief of one Supreme God, the Indians needed to forget about their belief on the "Master Spirit" and the immortality of the human soul after dying. Such colonization of the "New England Indians" became attracted for many Indians in the South. Thus, they also became interested in the God of the English people.
the structural variability among individuals in intimate relationships and families has led many social scientists to refer to the family as
a. nontraditional
b. postmodern
c. extended
d. heterogenous
Answer:
Postmodern
Explanation:
Postmodernism is also called postmodernism. It is the reaction against the intellectual assumption of modern history. There is an objective that is independent of existence and logically of a human being in their society and social practices.
The postmodernist rejects the idea of naive realism. Human beings change their societies for the betterment. It is said that modern societies will be more futuristic, modern and enlightened. Reasons and logic are universally valid in all societies. For example the social norms and regulations, their law are almost the same in all societies.
When every individual in a large population has a small but equal chance of being included in a survey, researchers are using a procedure known as
Answer:
Random sampling
Explanation:
In research, the term random sampling refers to the use of procedures involving just chance when creating groups for a study so that each participant has the same opportunity to be assigned to any group. In other words, the participants get to be randomly assigned to the groups and therefore this creates a more valid experiment. Since the participants are randomly assigned, this method helps ensure that the characteristics of the participants don't affect the results of the study (since they were randomly assigned)
Therefore, when every individual in a large population has a small but equal chance of being included in a survey, researchers are using a procedure known as random sampling.
Researchers use "random sampling" to give each individual in a large population an equal chance of being included in a survey.
When every individual in a large population has a small but equal chance of being included in a survey, researchers are using a procedure known as "random sampling."
Random sampling is a fundamental method in survey research and statistics. It ensures that each member of the population has an equal opportunity to be selected, which, in turn, helps in obtaining a representative sample that reflects the broader population's characteristics and diversity. The key principle behind random sampling is randomness, where each member of the population is chosen entirely by chance, without any bias or systematic pattern.
To implement random sampling, researchers typically use techniques like simple random sampling, stratified random sampling, or cluster sampling, depending on the study's goals and constraints. Simple random sampling involves selecting individuals purely by chance, like drawing names from a hat. Stratified random sampling divides the population into subgroups or strata and then randomly selects individuals from each stratum. Cluster sampling involves dividing the population into clusters or groups and randomly selecting clusters to survey.
Random sampling helps reduce selection bias and allows for generalizing survey results to the larger population with a known degree of statistical confidence. It is a critical tool for ensuring that research findings are valid, reliable, and applicable beyond the surveyed sample, making it a cornerstone of scientific research and market analysis.
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Citizens and the media today often frown on congressional deliberations and government's slow pace. What might the Founders argue about the slow pace of government?
Answer:
Slow decision making process and policy implementation is a characteristic of democratic forms of governance. Though it might appear to the citizens and media as unnecessary disadvantage, it allows American government to make more educated decisions, take into account the interests of various groups and work out the optimal solutions to the problems.
In such a large country as the United States these process would be considerably slower than in democracies with smaller population and territory, like many European states.
Small-scale societies based on communities, bands, or villages are:
Group of answer choices
A. Primitive societies
B. Prestate societies
C. Non-industrial societies
D. Pre-war societies
Small-scale societies based on communities, bands, or villages are: Prestate societies
Explanation:
Prestate societies diversify mildly in their level of political unification and can be classified into three groupings. Bands are independent and efficient groups that regularly consist of hardly a less families. Tribes are egalitarian-like bands, but with added cultural and artistic foundation.
They have formed kin-based social devices to accommodate their more settled lifestyle. Chiefdom are societies managed by individuals with special ceremony, political, or entrepreneurial facilities and are often troublesome to differentiate from tribes. They lead to have greater population frequencies and to exhibit indications of social ranking.
Final answer:
Small-scale societies based on communities, bands, or villages that existed before the advent of the state are referred to as Prestate societies. These societies, including hunting and gathering and early agricultural communities, are subsumed under the broader category of Pre-industrial societies, representing simple economic arrangements with limited technology and division of labor.
Explanation:
Small-scale societies that are based on communities, bands, or villages prior to the advent of the state are commonly referred to as Prestate societies. These societies are characterized by simple economic arrangements, where people's livelihood is derived from hunting, gathering, pastoralism, or horticulture. Pre-industrial societies bear these characteristics, being predominantly agricultural with limited production and technology, and often a limited division of labor and variation in social class. They are distinct from 'primitive societies,' which represent the most basic economic configurations, and from 'non-industrial societies,' which could include a broader range of social and economic systems that are not industrially based.
It is crucial to note that the term 'primitive societies' can be considered pejorative and ethnocentric, and is therefore not preferred in contemporary scholarship.
The following is a list of the events that occur during a muscle contraction.
1. Myosin cross-bridges bind to the actin.
2. The free myosin head splits ATP.
3. Calcium ion is released from the sarcoplasmic reticulum.
4. The myosin head pivots toward the center of the sarcomere.
5. Calcium ion binds to troponin.
6. The myosin head binds an ATP molecule and detaches from the actin.
The correct sequence of these events is
-1, 4, 6, 2, 3, 5.
-3, 5, 1, 4, 6, 2.
-3, 5, 1, 2, 4, 6.
-1, 3, 5, 4, 6, 2.
-5, 1, 4, 6, 2, 3.
Answer: The answer is 3,5,1,4,6,2
Explanation: A muscle contraction is an increase in the tension (force exerted by the muscle on a bone) or a decrease in the length of a muscle. The steps that occurs during muscle contraction are:
1. Depolarization of the T-tubules causes release of calcium from the lateral sacs of the sarcoplasmic reticulum.
2. Calcium binds to the troponin-tropomyosin complex in the actin filaments,releasing the inhibition that prevented actin from combining with myosin.
3. Myosin head attaches to the exposed site of actin and forms cross bridges by utilizing energy from ATP hydrolysis. It is at this stage that the contraction of the muscle occurs .
4. ATP binds to the myosin cross-bridge, breaking the actin-myosin bond and allowing the cross-bridge to dissociate from actin.
5. Cross-bridge activation continues as long as the concentration of calcium remains high enough to inhibit the action of the troponin-tropomyosin system.
When stimulation ceases, calcium moves back into the lateral sacs of the sarcoplasmic reticulum .
6. Removal of calcium restores the inhibitory action of
troponin-tropomyosin. In the presence of ATP, actin and myosin remain in the dissociated, relaxed state.
Final answer:
The correct sequence of events during muscle contraction starts with the release of calcium from the sarcoplasmic reticulum, followed by calcium binding to troponin, myosin cross-bridge binding to actin, the power stroke of myosin head, detachment of the myosin head upon ATP binding, and ends with ATP splitting by the myosin head.
Explanation:
To understand muscle contraction, we must look at the sequence of events involving the interaction between actin and myosin filaments within a muscle cell. When a muscle fiber is stimulated by a nerve impulse, the following sequence occurs:
Calcium ion is released from the sarcoplasmic reticulum.Calcium ion binds to troponin on the thin actin filaments.The myosin binding sites on actin are exposed, and myosin cross-bridges bind to the actin.The myosin head then undergoes a power stroke, which is the force-generating process. During this step, phosphate (P1) is released, and the myosin head pivots toward the center of the sarcomere, pulling the actin with it.The myosin head binds a new molecule of ATP and detaches from the actin.Finally, the free myosin head splits the ATP into ADP and phosphate, ready to begin another contraction cycle if stimulated again.Thus, the correct sequence of events during a muscle contraction is: 3, 5, 1, 4, 6, 2. This sequence ensures that muscle fibers contract with efficiency, leading to the coordinated contraction of the muscle.
What is the name of the theory that explains why mountain ranges in Africa and South America line up?
Answer:
It is the Continental Drift theory and Seafloor Spreading Theory
Explanation:
I think.
Answer:
Continental Drift theory
Explanation:
(I got an 100% on the test and that's the only theory I know of in that lesson)