Hello!
I will use a capital letter to demonstrate dominant (B) and lowercase letter to demonstrate recessive (b).
The given scenario would only be possible of both of the parents had heterozygous genes (Bb), meaning that they have one dominant allele and one recessive allele.
The offspring will only exhibit a recessive trait if that particular gene has two recessive alleles (bb). If both parents have only one recessive allele (Bb), then neither will exhibit the recessive trait.
It is possible, however, that each parent will pass on their one recessive allele. In this case, the offspring would now have two recessive alleles (bb) and begin exhibiting the recessive trait.
I hope this helps!
Answer: it is possible for an offspring to exhibit a recessive trait if neither parent exhibited that recessive trait if both parents are heterozygous for the trait. The parents' genotype must be heterozygous i.e., having one dominant allele and one recessive allele.
Explanation: It is possible for an offspring to exhibit a recessive trait when neither of the parents exhibited the recessive trait.
For example, if (A) is the allele for normal skin colour and it is dominant to (a) which is the allele for albinism that is recessive, two parents with heterozygous genotype Aa will have offsprings with the following possible genotypes: Aa x Aa = AA, Aa, Aa and aa.
One of the offsprings will inherit recessive allele for albinism from each parent (aa), and thus will manifest outwardly as albino child.
Which of the following illustrates a complex virus?
Answer: d
Explanation:
Sally's teacher asked her to classify a microscopic organism found in pond water. The FIRST characteristic Sally used to figure what kingdom the organism belonged to was
Sally would first determine if the microscopic organism from pond water has a nucleus to classify it into a kingdom, which would likely place it in the Eukarya domain and possibly the Protist Kingdom.
The first characteristic Sally used to classify a microscopic organism found in pond water into a kingdom would likely be whether the organism has a membrane-bound nucleus. If the organism has a nucleus, it falls into the Eukarya domain, which includes the kingdoms of animals, plants, fungi, and protists. This is because the Three Domain Classification system, proposed by Carl Woese, classifies all living organisms into three categories based on their cell structure and ribosomal RNA (rRNA) sequences: Bacteria, Archaea (both lacking a membrane-bound nucleus), and Eukarya (organisms with a nucleus). Protists are generally eukaryotic organisms that cannot be classified as animal, plant, or fungus, and are common in aquatic environments like pond water.
Mr. Kim's eighth grade science class was trying to maintain a classroom garden. Unfortunately, the weeds were taking over. Mr. Kim saw a weed killer advertised on TV which said that one application would kill the three most common garden weeds and would be effective for at least one month. Mr. Kim bought some and applied it to the classroom garden. His students kept track of the weeds growing in their garden.
Mr. Kim's classroom garden scenario involves herbicides, which are chemicals used to control weeds, making this a Biology-related question. Three types of control methods in managing weeds are chemical, biological, and cultural control. Herbicides can vary in selectivity and persisted effects, and it's essential to handle them correctly to avoid potential health risks.
Explanation:The story of Mr. Kim's classroom garden involves the use of a weed killer or a herbicide, thus it falls under the field of biology. Herbicides are chemicals that can control or kill unwanted plants such as weeds. They can be non-selective (kill all types of plants) or selective (kill specific types of plants while sparing others). For example, 2,4 D is a selective herbicide that kills most broadleaf plants but spares grasses.
Mr. Kim's approach to weed control in their classroom garden is a type of chemical control, one of the three methods to manage weed populations. The other two are biological control (using living organisms to reduce weed populations) and cultural control (modifying the environment to deter weed growth).
It's important to understand that while the usage of herbicides can be effective, they can also present health risks if humans or other non-target organisms are exposed. Therefore, proper application and management are crucial.
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Which statement describes what will most
introduction of the predator?
owal will most likely occur in the rabbit population due to the
A
The rabbits will mutate their genes and e
ace their genes and express genes that increase their speed.
B
Slower rabbits will develop stron
we dobits will develop stronger legs and pass this trait to their ortspning.
Rabbits will mate and produce offspring with a different species
ontspring with a different species that has faster runners.
Faster rabbits will survive and reproduce increasing the a
and reproduce increasing the average speed of the rabbit
population.
Answer:
a, the rabbits will mutate their genes and answer a
Explanation:
Faster rabbits will survive and reproduce increasing the average speed of the rabbit population.
Who is a predator?A predator is an organism that hunts, kills and consumes other living beings for its survival. In the animal kingdom, predators play a crucial role in maintaining the balance of nature. They are typically at the top of the food chain, with prey forming the lower level. The predator-prey relationship is a key aspect of the ecosystem, as it helps regulate the populations of both predators and prey.
The predator species have adaptations, such as sharp teeth and claws, agility, and strength, which help them in capturing and consuming their prey. Some of the common predators include lions, tigers, wolves, and snakes. Their role in the ecosystem is important in maintaining a healthy and stable food chain, which is necessary for the overall health of the environment.
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The desert sand dunes seen here are created through the processes of ___________ and ____________.
Answer:C
Explanation:because why not
Answer:
Weathering and erosion
Explanation:
It is C because weathering creates the sediments and erosion carries them to where they are, and eventually, all the particles and sediments create a sand dune. Hope this helps!
In a DNA molecule, which of the following forms a base pair with adenine?
O A. Cytosine
O B. Guanine
O C. Thymine
O D. Adenine
Answer:
C.
Explanation:
Thymine and Adenine forms a base pair together, while Guanine and Cytosine form a base pair with each other. (AT & GC)
In a DNA molecule, Thymine forms a base pair with adenine. Thus, the correct option is C.
What is Base pairing?Base pairing may be defined as the process through which different nucleotides are bound to each other in a complementary form in sequences of nucleic acids. This process of base pairing significantly constructs a long strand of DNA or RNA.
According to the process of base pairing, Adenine always forms a base pair with thymine and vice versa, while guanine always forms a base pair with cytosine and vice versa.
According to Chargaff's rule, the amount of adenine is always equal to the amount of thymine, while the amount of guanine is always equal to the amount of cytosine. It is the salient feature of nucleic acids.
Therefore, in a DNA molecule, Thymine forms a base pair with adenine. Thus, the correct option is C.
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1 point
Medicare is a national health insurance program that provides health
insurance for Americans
O
(all listed)
O
in terminal stage of certain diseases
O
aged 65 and older
with disability status
Medicare is a national health insurance program that provides health
insurance for Americans aged 65 and older with disability status
Explanation:
Medicare is the United States Federal Government’s health insurance coverage program especially for the senior people aged 65 and above and also for those with disability status.
Medicare is divided into various parts like A, B, C, D according to the facilities covered and services provided. Part A provides free hospitalization to people who are 65 and above irrespective of their income level. Part B looks into essential medical services like physician office visits, diagnostic studies, equipments like wheel chair etc.
Medicaid is the coverage that provides health insurance for people in the limited income group.
Which of the following cause particles to move back and forth in
the direction the waves are moving?
a. P waves
b. L waves
c. S waves
d. tsunamis
Answer:
tsunamis
Explanation:
is the movement back and forth in the direction of the waves that are moving
Different between sperm and ovum?
Answer:
1.Sperm is a male reproductive material that form at the onset of puberty.
2. Sperms are produce in immense amount.
3. Sperms are motile.
Explanation:
1. Ovum is produced in females which is called egg.
2. Ovum is nonmotile.
3. They are produced in limited amount in a process called ovulation.
Which scientist most inspired Darwin to pursue his studies of evolution?
Answer:B. Is the answer
Explanation:
1. All electromagnetic energy is visible.
2. Electromagnetic energy is the same thing as heat.
3. Ultraviolet has a frequency higher than visible light.
4. The electromagnetic spectrum includes only visible light and infrared.
5. Radio waves are not really electromagnetic.
6. Only visible light can transmit through a vacuum.
7. All electromagnetic waves are transmitted, reflected, and absorbed depending on the material they hit.
8. All electromagnetic waves have the same frequency.
2 Polhts
What is true of the members of the same population? Select all that apply.
Answer: They are all the same species.
Explanation: A population is defined as a group of individuals of the same species living and interbreeding within a given area. Members of a population often rely on the same resources, are subject to similar environmental constraints, and depend on the availability of other members to persist over time.
Answer:
They are all the same species
Explanation:
AP3X
what is the name for a complex, organized group of organisms
Answer: Community
Explanation:
A community refers to a group of organisms including plants, animals and microorganisms, living and breeding together in a given area.
It is organized because some organisms called producers (plants) produce the food which is eaten by consumers (animals), and after the consumers die, Decomposers (microorganisms) feed on them.
Thus, community is the answer
What does the person shown MOST LIKELY do?
A
pass laws
make laws
review laws
carry outlaws
Submit
Answer:
Review law
Explanation:
Answer:
Correct is review law
Explanation:
I got it right on USA test prep
Possible ways the universe might end.
Answer:
Universal heat death, a major freeze, or big rip. Who knows??
Hope this helped.
2. (2) List 2 important objectives for the cow/calf producer.
Answer:
Important objectives for the cow/calf producer is given below.
1) First objective of cow/calf producer is to provide healthy food material to the cow and calf in order to gain more benefit from it.
2) Second objective of cow/calf producer is to increase milk and meat production from animals in the farm to earn more money from it.
Coronary heart disease is caused by:
reduced blood flow to the heart
reduced nutrient flow to the heart
reduced oxygen flow to the heart
reduced electrical flow to the heart
Answer:
The correct answer is reduced oxygen flow to the heart.
Explanation:
Coronary heart disease brings various complications such as acute myocardial infarction, arrhythmias, angina pectoris. The cause of this disease is atherosclerosis caused by the formation of atheroma plaque (formed by cholesterol, fatty acids, calcium, fibrin) in the arteries that supply the heart. The accumulation of this hard plate in these blood vessels, decreases the blood flow leading to the least amount of oxygen that reaches the heart, and can generate a heart attack.
2. Which describes a substance with a high index of refraction?
It causes light to speed up significantly.
It causes light to slow down significantly.
90
It bends light less than air.
The statement that it causes light to slow down significantly best describes the high index of refraction.
Explanation:
Index of refraction is the amount a medium will be refracting the incident light. As it is a measure of amount of light getting refracted, the medium decides the index of refraction of that type.
If the index of refraction of any medium is high, then it will refract most of the incident light and so the light' speed travelling through the medium will get slower.
So increase in refractive index decrease the light' speed. Thus, if the light' speed decreases or slows down significantly then the substance has high index of refraction.
What is the value in meters per second squared, of the acceleration of
gravity?
The rate of acceleration of gravity is 9.8 m/s^2
How does angiogenesis effects the body
Answer:
The angiogenesis affects the body
The presence of blood vessels where they shouldn't be found may affect the tissues and leading to an increasement in failure.
The absence of food vessels in a repairing metabolically active tissue may inhibit the repair
It also promotes neoplastic diseases
Explanation:
Using the diagram, which of the structures is the youngest?
B
C
D
M
The youngest structure in the diagram is M (Option D), as it cuts through all other layers.
According to the principles of cross-cutting relationships in geology, the youngest feature is the one that cuts through others. Therefore, M represents the most recent geological event in this diagram.
The principle of cross-cutting relationships in geology states that any geological feature (such as an intrusion or fault) that cuts across other layers or structures must be younger than the layers it cuts through. In other words, if a feature disrupts existing rock layers, it formed after those layers were already in place.
Structure M is an igneous intrusion that cuts through all existing layers and structures, including L (another igneous intrusion). Since M intersects L, it must be younger than L. Additionally, M also cuts through layers K to B, indicating that it formed after the deposition of these layers.
Based on the principles of cross-cutting relationships, we can conclude that M is the youngest structure in the diagram. Geologists use these principles to unravel the Earth's history and understand the sequence of events that shaped the landscape.
The question is:
Using the diagram, which of the structures is the youngest?
A. B
B. C
C. D
D. M
Which statement correctly compares a hypothesis and a theory?
A theory is a prediction for a specific situation, while a hypothesis is used to make predictions for many similar situations.
A hypothesis is a prediction for a specific situation, while a theory is used to make predictions for many similar situations.
A theory provides an explanation, but a hypothesis does not.
A hypothesis provides an explanation, but a theory does not.
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Answer:
A hypothesis is a prediction for a specific situation,while a theory is used to make predictions for many similar situation
Explanation:
An hypothesis is a thought or prediction that a scientist might think would happen while a theory is a experiment to determine if the hypothesis is correct.
A hypothesis is a specific prediction about a new phenomenon based on a theory, while a theory is a broad explanation that explains larger bodies of data.
Explanation:A hypothesis is a specific prediction about a new phenomenon that should be observed if a particular theory is accurate. It is an explanation that relies on just a few key concepts. Hypotheses are often specific predictions about what will happen in a particular study. They are developed by considering existing evidence and using reasoning to infer what will happen in the specific context of interest.
Hypotheses are often but not always derived from theories. So a hypothesis is often a prediction based on a theory but some hypotheses are atheoretical and only after a set of observations has been made is a theory developed. This is because theories are broad in nature and explain larger bodies of data. So if our research question is really original then we may need to collect some data and make some observations before we can develop a broader theory.
Sodium is an element found in table salt. It contains 11 protons and
12 neutrons. How many electrons are found in a neutral atom of
sodium?
A. 11
C. 23
B. 12
D. 1
Answer:
11 electrons are found in a neutral atom of sodium.
Explanation:
atoms are made up electrons and protons. Electrons are negatively charged particles and protons are positively charged particles. The number of electrons and protons are constant or fixed in an element. However, the number of electrons and protons may not be always equal. the number of protons in the atom is equal to the atomic number of the element. sodium's atomic number is 11 and thus the number of protons is also equal to 11. since sodium atom is neutral, the number of protons = the number of electrons. thus the number of electrons in a neutral sodium atom is 11
6. If the bullet in problem #6 is traveling 2 meters of the ground, what would the potential energy
bullet be?: :
Final answer:
To find the potential energy of the bullet 2 meters off the ground, use the formula PE = mgh. With the given mass of 10g, converted to 0.01 kg, and the height of 2 meters, the potential energy is calculated to be 0.196 joules.
Explanation:
The question is about the potential energy of a bullet that is 2 meters off the ground. The potential energy of an object can be calculated using the formula PE = mgh, where m is the mass of the object, g is the acceleration due to gravity (9.8 m/s2 on Earth), and h is the height of the object above the reference point. In this case, we assume that the mass of the bullet is 10g (which can be converted to 0.01 kg for consistency of units) and the height h is 2 meters.
Using the formula:
PE = mgh
PE = 0.01 kg * 9.8 m/s2 * 2 m
PE = 0.196 J
Therefore, the potential energy of the bullet when it is 2 meters above the ground would be 0.196 joules.
How would you describe the relationship between the two variables?
What happens as the light intensity increases?
Answer:
As light increases photosynthesis increases in rate as the plant would have more supply of an reaction due to the sun uv
In which phase does crossing over occur (where the homologous pairs exchange genetic information)?
A. Prophase I
B. Prophase II
C. Prophase III
Answer:
A
Explanation:
Crossing over occurs between prophase I and metaphase I and is the process where two homologous chromosome non-sister chromatids pair up with each other and exchange different segments of genetic material to form two recombinant chromosome sister chromatids.
When is the best age/time to start working towards a healthy cardiovascular system?
Answer:
Scientific researches have shown that starting a healthy cardiovascular system can benefit the heart at any age, even if you are in the 30's, 40's or 50's.
So, it is never too late for starting to care for your heart and indulging in cardiovascular activities to keep your heart strong.
Although the functioning of the heart starts to be affected after a person reaches the age of 50's, yet exercise can help him improve the heart health even in such old ages.
How does a hydroelectric power plant convert energy?
A.- As water flows through the channels toward the turbines, it has kinetic energy. This is changed to mechanical energy as the water turns the turbines. Then the mechanical energy of the turbines is changed to electrical energy by the generator.
B.- As water flows through the channels toward the generator, it has potential energy. This is changed to electric energy as the generator rotates. Some of the electric energy is used to change water's energy into kinetic energy.
C.- As water flows through the channels toward the transformer, it has potential energy.
This is converted to electrical energy by the transformer, and then the energy is
magnified by the generator.
D.- As water flows through the channels toward the turbine, it has kinetic energy. This is changed to potential energy within the turbine. This potential energy is converted to electrical energy by the transformer.
If the answer is right I will mark brainliest!! Just please help!
Answer: A.- As water flows through the channels toward the turbines, it has kinetic energy. This is changed to mechanical energy as the water turns the turbines. Then the mechanical energy of the turbines is changed to electrical energy by the generator.
Explanation:
Answer:A
Explanation:
i just took the test
Are alligators Kings of the Everglades?
Answer:
Somewhat Yes
Explanation:
With the population of over 200,000 in the area and the lack of natural predators it would seem so.
please help me ASAP
Answer:
A population is divided.
Explanation:
https://quizlet.com/188846932/214-quiz-genetic-isolation-flash-cards/