Answer:
the answer is flooding.
Thermal energy does not depend on an object’s
Answer:
specific heat. Thermal energy depends on phase, mass, and temprature of an object.
When are feedback loops used in any system?
A. When the system needs more of something.
B. When the system needs an enhanced outcome.
C. When a stimulus causes the system to move out of balance.
D. Only in emergency situations.
Feedback loops are used in any system when a stimulus causes the system to move out of balance. Therefore, option (C) is correct.
In order to keep the system in a stable and balanced state, a feedback loop is used to monitor and modify the system's response to a changing environment.
Feedback loops are triggered to return a system to a balanced state when an external input disturbs it. For instance, in the case of a thermostat that regulates the temperature of a room, the thermostat will engage a feedback loop to turn on the heater and increase the temperature back to the correct level if it falls below the desired level. The thermostat will start another feedback loop when the target temperature has been attained in order to turn off the heater and keep the temperature constant.
Not only to improve or increase anything, but also for a number of other purposes, feedback loops can be used. The reaction of the system, for instance, in a negative feedback loop is intended to lessen or reverse the initial stimulus and maintain a stable state, as opposed to enhancing or amplifying it. As a result, choice C is the right response.
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URGENT PLZ HELP!!!!(70 POINTS!!!!) WILL MARK BRAINLIEST
I have to do this alternate assignment for Bio and i have no idea what to do, plz help.]
So i had to choose 8 pieces of furniture in my house and categorize it into "Kingdoms" and i did that, so now i have to categorize them into 4 diff phylums.
The chosen furnitures were:
computer desk, Tv, Home phone, PS4, books,Dining Table,Chair,Bed,Couch.
Answer:
Explanation:
Im pretty sure you just have to mae it into smaller categorys for exaple the home phone tv and ps4 wouuld be in 1 phylum and that phylum would be electronics and then it would be like that so forth and so forth.
Many birth-control pills release a constant amount of synthetic estradiols and progesterone for 21 days. True or False
Answer:
True
Explanation:
Blood pressure decreases and a body system responds in a way that causes the blood pressure to decrease even more. Which of the following would fit this statement the BEST?
A) Homeostasis
B) Negative feedback
C) Positive feedback
D) Regulation
C. Positive Feedback
This is because a response to a stimulus( low blood pressure) acts in the same direction as the stimulus ( even lower blood pressure).
This is opposed to negative feedback where the response would go in the operate direction of the stimulus ( I.e. blood pressure increasing in response to low blood pressure)
Describe what will happen to a wave as it goes through a hole. What do you call this?
Answer:
Explanation:
As the water waves go through the gap they spread out, this is called diffraction.
The longer the wavelength of the wave the larger the amount of diffraction.
The greatest diffraction happens when the gap size is about the same size as the wavelength.
(50 POINTS) BEST ANSWER GETS BRAINLIEST!!!
Is water a renewable or non-renewable resource?
A.Clean water enters the Earth system from rainfall and replenishes much faster than it is used, so it's renewable.
B.Water can be filtered for reuse, and cycles through Earth in the hydrologic cycle, so it is renewable.
C. There is so much fresh clean water on Earth that humans will never be able to use all of it, so it is non-renewable.
D.We cannot clean water effectively when it is polluted, so it is completely non-renewable.
B what we can be filtered for reuse, and cycles through earth in hydrologic cycle, so it is renewable
Because, water is recycled through this process it is neither gained or lost because it reuses the water to become renewable and humans and use a filter to clean water with specific chemicals that don’t harm humans and take all the pathogen or “germs” away to be able to drink safely for humans.
Answer: B
Explanation:
What can still be cleaned after being polluted as we today and while water does come down through rainfall it goes through a whole cycle. Also remember that matter can not be created or destroyed but it changes forms
Tenzin, a 35-year-old female, is 5 feet, 8 inches and weighs 250 pounds. she works, goes to school, and has a 6-month-old baby. she has very little time to cook meals at home or to exercise. tenzin's mother had gestational diabetes when she was pregnant with tenzin, and tenzin had the same diagnosis with her recent pregnancy. because of this, tenzin is being monitored for the development of diabetes.
What is the question though?
Answer:
Are you asking about what the chances of her having diabetes or her child having diabetes? If so:
Explanation:
It matters on the family history. If her mother had it, and now she developed this in pregnancy, then it's heredity. The chances of her diabetes forming in her child is higher if the child is a girl and becomes pregnant, than if it was a boy.
Which of these is NOT a solution that will reduce run-off water pollution: A) Farmers switching from chemical to organic fertilizer. Eliminate B) Taking local transit instead of driving whenever you can. C) Making sure to clean pet waste up and dispose of it properly. D) Making sure your car does not leak oil by getting regular tune-ups and checks.
Answer:
B
Explanation:
Oil from gas and cars does not contribute much to run off pollution. It mostly pollutes the air as it is used.
Answer:
its B i got it right with my usatestprep i got 100%
Explanation:
Biomes on Earth have exhibited changes throughout history that have been caused by a variety of factors. Over the past 50 years, the amount of tropical rainforest acreage found throughout the world has decreased from 14.8 billion acres to 8.6 billion acres due to deforestation. What factor is likely most responsible for the changes observed in the world’s rainforests?
a.volcanic activity
b.human activity
c.temperature changes
d.solar eclipses
Answer:
b.human activity
Explanation:
Deforestation is a human-driven process of the tree removal. Destruction of forest is performed fro many reasons: urbanization of the land, industry, farms, wood and paper production etc. It increased over the past 50 years and the main target are tropical rainforests. The trees are burned or cut by humans who leave the destroyed ecosystem behind.
Deforestation affect the animals and plants that lived there, but also humans and the effect even have global consequence (global water cycles, warming).
The most responsible factor for the changes observed in the world's rainforests, particularly the decrease in acreage, is human activity, specifically deforestation. Deforestation, driven by agriculture and logging, has resulted in habitat destruction, loss of biodiversity, and increased carbon dioxide emissions. Conservation efforts and international agreements are being implemented to address this issue.
Explanation:The factor that is most responsible for the changes observed in the world's rainforests is human activity, particularly deforestation. Deforestation refers to the clearing of forests, often for agriculture, logging, or urbanization purposes. In the case of tropical rainforests, human activities such as logging and slash-and-burn agriculture have contributed significantly to the loss of acreage.
For example, in the Amazon rainforest, one of the largest tropical rainforests, deforestation has been driven by the expansion of cattle ranching and soybean farming. Trees are cut down to make space for grazing pastures or to plant soybeans. This widespread deforestation has resulted in habitat destruction, loss of biodiversity, and increased carbon dioxide emissions, contributing to climate change.
To mitigate and address the issue of deforestation, conservation efforts, sustainable land management practices, and international agreements such as the REDD+ program have been implemented to promote the preservation of tropical rainforests.
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Identify the feature not unique to vertebrates.
A) vertebrae
B) backbone
C) skull
D) skeleton
The answer is skull
Answer:
Skeleton is the answer
Explanation:
Vertebrates have a skeleton made of bone and cartilage inside the body. Some invertebrates have an internal skeleton, but it is not made of bone.
Answer ASAP! 20 points
point D is carrying capacity.
b) point D is carrying capacity. the fill carrying capacity like is at the same height as point d therefore that is correct.
Which of the following sequences of events correctly describes the progress of a protein that will be secreted from the cell?(A) SRP binds to the growing polypeptide chain and to the ribosome.(B) Translation resumes.(C) SRP binds to its receptor.(D) The signal sequence is cleaved.(E) Protein synthesis begins in the cytosol.(F) Translation pauses.•E → A → F → C → B → D•E → F → A → C → B → D•C → F → A → B → D → E
Answer:
E - F - A - C - B - D
Explanation:
After the export of mRNA from the nucleus, translation (protein synthesis) begins in the cytosol. Proteins that should be secreted from the cell, must e targeted to the endoplasmic reticulum (ER) and this process occurs co-translational (while translation is still in progress).The signal recognition particle (SRP) is involved in the process of targeting, because it recognizes specific signal sequences in proteins and targets that protein to the endoplasmic reticulum (SRP binds to its receptor in the membrane of the ER).
The mechanism of water reabsorption by the renal tubules is ________.
Answer:
Osmosis
Explanation:
The movement of water (passive) balances the osmotic pressure within or across the tubule walls, which maintains extracellular body fluid volume.
Much of what is known about the large-scale climatic fluctuations of the pleistocene ice age is based on analysis of __________.
a. tree growth-rings
b. documentary evidence such as journals
c. deep-sea sediment cores
d. thermometer-based records
e. none of the above is correct.
C- Deep-sea sediment cores
Hope this helps!
Organism that obtains energy directly from inorganic molecules
The answer is chemoautotroph
the center of the earth. Order the layers as you would encounter them, from the outside in.
Crust, upper mantle, mantle, outer core, inner core
Answer:
1.) Crust
2.) Upper Mantle
3.) Mantle
4.) Outer Core
5.) Inner Core
Explanation:
How is it possible that regions thousands of base pairs from a promoter can impact transcription of that gene?
A. DNA is capable of looping, bringing distant regions in the same proximity.B. Proteins can be very large molecules, much larger than a nucleotide.C. Transcription factors work in complexes, creating large chains of proteins.
Answer:
A. DNA is capable of looping, bringing distant regions in the same proximity.
Explanation:
Transcriptional factors (such as activators or repressors) are proteins that regulate gene expression by binding to DNA sequence (such as enhancers and silencers). Consequently, gene transcription might be turned on or off. Usually binding sites for transcriptional factors are located near the promoter (initiation of transcription). But when they are located far from the gene they regulate DNA, flexibility plays a role. DNA can form loops which bring together binding sites and transcription factors.
PLEASE HELP! WILL GIVE BRAINLIEST! Describe the relationship between cell differentiation and morphogenesis
Cell differentiation is the process by which a cell becomes determined and is specialized in its function. Morphogenesis, on the other hand, is the progressive taking of the shape of an organism in its development. Morphogenesis, cell differentiation, and cell growth are the three fundamentals of developmental biology.
danielle's family is justifiably worried that her excessive use of a "downer" will lead to an accidental overdose and death. it further worries them that she often takes the drug with alcohol. which drug are they probably concerned about?
a. marijuana
b. amphetamine
c. phencyclidine
d. barbiturate
I believe it’s a or c
Identify whether the following statements are true or false.
Organisms in a population must compete for resources in order to survive.
The best equipped organisms survive.
Organisms of the same species are equipped with the same survival skills.
Over time, beneficial variations of an organisms will spread through generations and gradually change the population as a whole
Answer:
They are all true besides "Organisms of the same species are equipped with the same survival skills."-that one is false.
Explanation:
ANSWER ON ED
Which of the following statements is false? Please choose the correct answer from the following choices, and then select the submit answer button. Internal fertilization occurs only in terrestrial animals. External fertilization occurs outside of an animal's body, whereas internal fertilization takes place inside an animal's body. External fertilization usually involves the production of large numbers of gametes to increase the chances of successful fertilization. Internal fertilization prevents the gametes from drying out. None of the answer options is false.
Answer:
Internal fertilization only occurs in terrestrial animals.
Explanation:
This can happen in fish which are not terrestrial animals.
The false statement is that internal fertilization only occurs in terrestrial animals. Internal fertilization is also seen in some aquatic species. Both internal and external fertilization have their unique advantages and are used by different species accordingly.
Explanation:The statement claiming that internal fertilization occurs only in terrestrial animals is false. As per the given information, internal fertilization not only occurs in terrestrial animals but some aquatic animals also utilize this reproductive method. This process may take place either through direct mating or by the male depositing sperm in the environment in a protective structure that a female then picks up and integrates into her reproductive tract.
There are examples of internal fertilization in several types of aquatic species, such as some bony fish and cartilaginous fish. Furthermore, internal fertilization enables the protection of the fertilized egg from dehydration on land, and a better survival rate compared to external fertilization due to the isolation within the female's body limiting predation on young.
While it is true that external fertilization often involves the production of copious amounts of gametes to increase the chances of successful fertilization, both types of fertilization have their unique benefits and are utilized by different species based on their respective living conditions and survival strategies.
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If old mountains are worn down over the course of millions of years, what is one of the primary reasons that mountains still exist?
A.
New mountains are created through tectonic and volcanic activity.
B.
New mountains are created from decomposition of plants and animals.
C.
New mountains are created from leaf litter.
D.
New mountains are created through city development.
A because tectonic and volcanic activity is how mountains are created. Also, the other options don’t make any sense for this question.
53)
Suppose a mother carries two recessive genes for freckles (rr) and a father carries one recessive gene for freckles and one dominant gene for clear facial skin (Rr). What is the likelihood that their first child will have freckles?
A)
1
2
B)
1
4
C)
3
4
D)
4
4
r r
R Rr Rr
r rr rr
Genotype of the mother with freckle trait is rr. This means that it is a recessive trait.
Genotype of of the father having clear facial skin is Rr, showing that it is a dominant trait. There can be two genotypes for this trait that is Rr and RR.
When these parents are crossed, they produce 50% offsprings with the freckles trait (rr) and 50% with clear facial skin ( Rr).
Therefore, the likelihood of the first child with freckles is A
Hope this helped , Danielle xo
Every year in the United States, millions of pounds of herbicides, fungicides, and insecticides are applied to food crops. _____________________ make sure these products are safe for humans, other animals, and the environment.
A) Agricultural chemists
Eliminate
B) Agricultural engineers
C) Agricultural suppliers
D) Agricultural technicians
Final answer:
Agricultural chemists are responsible for ensuring the safety of agrochemicals like herbicides, fungicides, and insecticides applied to crops every year. They study the chemicals' effects on human health, animals, and ecosystems to mitigate potential harms.
Explanation:
Agricultural chemists are the professionals involved in making sure that agrochemicals, such as herbicides, fungicides, and insecticides, are safe for humans, other animals, and the environment. These specialists work to develop, analyze and understand the effects of these chemicals on crops and ecosystems. They study the chemical composition of these substances, their mechanisms of action, and their environmental fate. Their expertise helps in the creation of safer chemical agents and in setting regulations for their use. For instance, understanding pesticide resistance and the development of herbicide resistant 'superweeds' is essential in managing and preventing potential adverse impacts.
How many aminoacyl-tRNA synthetase enzymes must be present in cells to properly synthesize proteins?
A., 3, one for each base in a codon
B., 4, one for each base in the mRNA
C., 20, one for each amino acid
D., 64, one for each possible codon
Answer:
C. 20, one for each amino acid
Explanation:
Aminoacyl-tRNA synthetase is an enzyme involved in protein synthesis (translation) with the role to attach suitable amino acid on its tRNA (amino acid that correspond to the anticodon on tRNA). As a result of its action, aminoacyl-tRNA is formed. There are the 20 different types of aminoacyl-tRNA synthethases that make 20 different aminoacyl-tRNA one for each amino acid of the genetic code.
which statement is true of this poem?
a. the sea is personified as a female
b. each said that begins with alliteration
c. the Moon is personified as an old man
d. the sea is an idiom for reckless violence
Answer:
wrong subject but okay. The answer is (C). why?
Explanation:
Because the moon IS personified as an old man, the moon has been around for millions of years, therefore making the moon old, get it? Also post this on english or writing, not biology.
Hope you have a good day! Byeee <3333
Answer:
Its C I just did it that girl is wrong Im right.... I AM!
Explanation:
The sea is personified as a female.:333333
Glycogen synthase is an enzyme important for making glycogen. In response to glucagon, glycogen synthase is Glycogen synthase is an enzyme important for making glycogen. In response to glucagon, glycogen synthase is 1.inactivated by removing a phosphate group (dephosphorylation). 2.activated by phosphorylation. 3.inactivated by phosphorylation. 4.activated by removing a phosphate group (dephosphorylation).
Answer:
3.inactivated by phosphorylation.
Explanation:
Glycogen synthase is an enzyme, glycosyltransferase that is involved in the conversion of glucose into glycogen. There are two ways of the regulation of glycogen synthase:
allosteric regulation- via glucose-6-phosphate, which is activator of the enzymeby phosphorilation-it deactivates the enzyme and it is triggered by glucagon from the pancreas.The regulation of glycogen synthase is very important for glycogen metabolism and glucose storage.
The greatest expression of the lac operon occurs when lactose levels are _____.
A) low and glucose levels are lowB) low and glucose levels are highC) high and glucose levels are lowD) high and glucose levels are high
D.
Lac operan starts at an off position until a substance like allolactos turns in on so the rna polymerase can go through
Final answer:
The maximal expression of the lac operon occurs when lactose is high and glucose is low, as this allows for increased cAMP which enhances transcription and the presence of lactose inhibits the repressor.
Explanation:
The greatest expression of the lac operon occurs when lactose levels are high and glucose levels are low. This is because a low glucose concentration results in a high level of cyclic AMP (cAMP), which, when bound to the catabolite activator protein (CAP), enhances the binding of RNA polymerase to the lac operon promoter, thus increasing transcription. Furthermore, the presence of lactose results in the production of allolactose, which acts as an inducer by binding to the lac repressor and disabling its ability to bind to the operator site, thereby preventing it from blocking transcription of the operon. Jointly, these conditions significantly derepress the lac operon, leading to its maximal expression.
The tertiary structure of a polypeptide is the
Answer:
3 dimensional arrangement of the atoms within a single polypeptide chain.
Explanation:
The tertiary structure of a polypeptide is its unique three-dimensional shape formed by chemical interactions, especially among R groups. This structure determines the protein's functionality, with hydrophobic and hydrophilic interactions playing key roles along with covalent bonds like disulfide bridges.
Explanation:What is the Tertiary Structure of Proteins?The tertiary structure of a polypeptide is the three-dimensional arrangement of atoms within a single protein chain. This unique conformation results from a variety of chemical interactions, chiefly between the side chains, also known as R groups, and backbone groups of the amino acids that make up the polypeptide. A multitude of interactions including hydrophobic interactions, hydrogen bonds, ionic bonds, and disulfide bridges, among others, stabilize the tertiary structure and ensure the protein can perform its biological functions properly.
Tertiary structure is critical because it largely determines the protein's functionality. For instance, nonpolar, hydrophobic R groups often end up in the interior of the protein, away from water, whereas polar, hydrophilic R groups appear on the surface, interacting with the aqueous environment. Furthermore, the formation of covalent bonds such as disulfide linkages can provide additional stability to the tertiary structure.
The folding process is intricate and sometimes facilitated by other proteins called chaperones, which help guide the protein to its correct shape, ensuring its stability and functional activity. Therefore, the tertiary structure is not simply a result of the amino acid sequence (primary structure) but also of the complex and specific folding patterns driven by these interactions (secondary structure), which eventually form the robust three-dimensional shape.