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Which of the macromolecules could supply the three basic elements needed to make every macromolecule?
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Related Questions
rotein synthesis is an essential part of cellular metabolism, and it requires the involvement of a number of molecules, structures, and organelles. list the molecules, structures, and organelles in the order that enables protein synthesis. start with the instructions that encode a protein, and end with the structure through which a protein leaves the cell.
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According to the given statement the correct order is
DNA ⇒ RNA ⇒ Ribosomes ⇒ Endocytic reticulum in rough ⇒ Golgi apparatus ⇒ Plasma layer ⇒ Protein Leaves the Cell
What is Ribosome?At a ribosome, an intercellular structure made of both RNA and protein, the process of making proteins happens in a cell. The messenger RNA (mRNA) sequence is processed by the ribosome, which translates the gene sequence into a specific string of amino acids that form extended chains and fold to make proteins.
What roles do ribosomes function?Ribosomes' two major purposes are peptide bond formation and message decoding. These two tasks are carried out by the two large, unequal-sized ribonucleoprotein particles (RNPs) called as the ribosomal subunits. A variety of ribosomal proteins and one or more ribosomal RNAs (rRNAs) make up each subunit (r-proteins)
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How can we explain the fact that millions of kids watch violent TV shows and remain nonviolent? If there is a TV–violence link, how can we explain the fact that violence rates may have been higher in the Old West than they are today? Do you think kids in violent gangs stay home and watch TV shows?
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Kids are most vulnerable to the examples they receive from their immediate caretakers (example, parents, tutors, etc.) Their immediate environment plays a more deterministic role in their behaviour than their hobbies. For example, if a kid is raised in a lovely and supporting family he/she could engage in violent videogames for fun, and not for rehearsal issues (thinking he/she is actually killing). So the early history (wether he suffer any kind of physical/psychological abuse) and the kind of family (wether they are supportive or punitive) plays a critical role in supporting previolent behaviours that videogames or other stuff migth help to develop later on.
How many amino acids must be obtained in the diet because they cannot be made by the body?
2
5
10
20
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amino acids we obtained in the diet about 10
What does a coefficient mean when it's written before the chemical formula for a molecule?
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Answer:
↓
Explanation:
It means there is that many number of molecules.
For example, in photosynthesis 6CO₂ is used. The 6 in front of CO₂ is used to show that 6 molecules of carbon dioxide are used as a reactant in the process. If it is 2, then 2 molecules of carbon dioxide are used as a reactant in the process, and so on.
Whatever the number of the coefficient is just expresses how many of those molecules are there.
Hope this answer helps.
what occurs during the first event in muscle fiber contraction? select one: a. the muscle fiber membrane is stimulated and a muscle impulse travels deep into the fiber through transverse tubules. b. calcium ions diffuse from sarcoplasmic reticulum into the sarcoplasm and bind to troponin molecules. c. acetylcholine diffuses across a gap at a neuromuscular junction. d. acetylcholine is released from the end of the motor neuron.
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d) Acetylcholine is released from the end of the motor neuron. It is the first event in muscle fiber contraction. This happens when muscle fibers get a signal from the brain through nerves to initiate the tension inside the muscle.
Muscle contraction starts once the sensory system produces a signal. This signal or impulse is generally called an action potential. It travels through a kind of nerve cell called a motor neuron. The neuromuscular junction is where the motor neuron arrives at a muscle cell. Skeletal muscle tissue is made out of cells called muscle strands. At the point when the sensory system signal arrives at the neuromuscular junction, a chemical message is delivered by the motor neuron.
A neurotransmitter called acetylcholine which acts as a chemical message binds to receptors outside of the muscle fiber. This is how this chemical reaction in muscle begins. This ultimately starts a multi-step molecular level cycle within the muscle fiber, once acetylcholine binds to receptors on the muscle fiber membrane.
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Identify the phases in cells 2, 12, 29, 32, and 41 in the image below.
2
Metaphase
12
Telophase
29
32
Interphase
41
Prophase
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for 29 it is anaphase
Explanation:
anaphase
A beaker of water is heated to 50°C. Then an unidentified powder is mixed into the water. The powder gradually disappears. However, as the water cools, the powder collects again at the bottom of the beaker.
Do the observations show that a chemical reaction occurred between the powder and the water?
Select the correct words from the drop-down menus to complete the explanation.
The most likely explanation is that the powder
Choose... Changed state in/ Dissolved in/ Combined with
the warm water, which is an example of a
Choose... physical Chemical
change of matter. So, a chemical reaction
Choose... did/did not
occur.
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the surgical repair of the uvula, palate, and pharynx is abbreviated as
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The surgical repair of the uvula, palate, and pharynx is abbreviated as UPPP, which stands for Uvulopalatopharyngoplasty.
UPPP is a surgical procedure performed to treat certain conditions related to the uvula, soft palate, and pharynx, particularly in the context of sleep-related breathing disorders such as obstructive sleep apnea.
During UPPP, the surgeon removes excess tissue from the uvula (the small fleshy structure hanging down from the soft palate), the soft palate itself, and the pharynx (the back of the throat).
This removal aims to increase the size of the airway and reduce obstruction that may occur during sleep, leading to improved airflow and decreased symptoms of sleep apnea.
UPPP is a significant procedure that can help alleviate symptoms associated with sleep-disordered breathing and improve overall breathing patterns during sleep.
It is typically performed by an otolaryngologist (ear, nose, and throat specialist) or a surgeon specializing in sleep medicine.
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Which two processes during cellular respiration release chemical energy
stored in chemical bonds?
A. The conversion of NADH to NAD*
B. The splitting of glucose
C. The production of ATP by ATP synthase
D. The conversion of FAD to FADH2
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The splitting of glucose release chemical energy stored in chemical bonds.
In process of cellular respiration, the energy in food is converted into the energy that is used by the body's cells. In process of cellular respiration, glucose and oxygen are converted into carbon dioxide and water, and the energy is converted to ATP.
Cellular respiration, is the process that takes place in the mitochondria of organisms which break down sugar in the presence of oxygen and release energy in form of ATP. Carbon dioxide and water are released as the waste products.
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During pollination, pollinators such as bees and hummingbirds travel from flower to flower collecting nectar from the nectary. As they dig into the nectar, pollen attaches to their body. The polllinator then travels to the next flower carrying the pollen to the other flower. Often, the pollen detaches from their body and attaches to the stigma of another flower, where fertilization occurs. This is an example of...
mutualism, commensalism or parasitism
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hope this helps :)
Fritz has a DNA test to determine if he shoplifted from a local convenience store. The test results are inclusive. This means Fritz_____.has an identical twinwas at the scene of the crimeis not guilty of shopliftinghas never been to the store
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The human DNA analyze is usually conclusive evidence about a crime, since each individual has their unique genetic code. Fritz results were inconclusive, therefore the sample did not showed a result corresponding to the one on the crime scene. In this case Fritz is not guilty of shoplifting.
solve it according to the question please.
the subject is petroleum, so please solve it regardibg
this.
F- Explain the global carbon-climate cycle during the Cretaceous period. (Write only one paragraph describing what happened during the Cretaceous geological period in order to have good source rocks.)
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During the Cretaceous period, high temperatures and abundant vegetation resulted in increased \(CO_2\) levels, leading to the accumulation of organic matter and the formation of good source rocks for oil and gas.
During the Cretaceous period, spanning from approximately 145 to 66 million years ago, the global carbon-climate cycle played a crucial role in the development of favorable conditions for the formation of good source rocks. The period was characterized by high global temperatures and abundant vegetation, resulting in increased carbon dioxide \((CO_2)\) levels in the atmosphere.
The elevated \(CO_2\) levels fueled vigorous photosynthesis, leading to the accumulation of organic matter in marine and terrestrial ecosystems. As this organic matter was buried and subjected to heat and pressure over millions of years, it transformed into oil and gas, creating potential source rocks. The warm climate and prolific vegetation during the Cretaceous, along with the subsequent geological processes, contributed to the formation of the rich hydrocarbon reserves that are vital to our energy resources today.
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The correct question is:
Explain the global carbon-climate cycle during the Cretaceous period. (Write only one paragraph describing what happened during the Cretaceous geological period in order to have good source rocks.)
Please i actually need help.
Answers
Answer:
v
Explanation:
1. These vascular plants can both live in moist and dry places.
2. Conifers produce massive amounts of pollen grains and they're carried by the wind. This definitely allows the vascular plants to spread out more across their environment
which group of proteins work in opposition to maintain the repressed and active transcription states of parent cells in daughter cells?
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DNA methylation controls gene expression by either attracting proteins that are involved in gene repression or by preventing transcription factor(s) from binding to DNA.
What proteins have transcription control?Transcription factors (TFs) are regulatory proteins that bind to certain DNA regions to activate (or, less frequently, inhibit) DNA transcription. With up to 106-fold more affinity for their target sequences than for the rest of the DNA strand, TFs have distinct DNA-binding domains.
How do methyl groups influence the expression of genes?
DNA methylation controls gene expression by either attracting proteins that are involved in gene repression or by preventing transcription factor(s) from binding to DNA.
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reinforced, threadlike pseudopods that radiate from the cell as depicted in these illustrations of radiolarians are generally characteristic of which of the following groups of organisms exacavat
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The reinforced, threadlike pseudopods that radiate from the cell as depicted in these illustrations of radiolarians are generally characteristic of the group of organisms known as Rhizarians.
Rhizarians are a diverse group of single-celled eukaryotes that are characterized by their threadlike pseudopods, which they use for locomotion and feeding.
Mostly unicellular eukaryotes make up the ill-defined yet species-rich subgroup known as the Rhizaria. They are all non-photosynthethic, with the exception of the Chlorarachniophytes and three species of the genus Paulinella in the phylum Cercozoa, but many foraminifera and radiolaria have a symbiotic connection with unicellular algae.
These pseudopods are reinforced by microtubules, which give them their characteristic appearance.
Radiolarians are one of the most well-known groups of Rhizarians, and are distinguished by their intricate and beautiful silica skeletons.
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What benefit do humpbacks receive from protecting other species?
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Answer:
if they ever in trouble the ither animals they helpped with remember whar rmtgey did and help out
Answer:
the humpback whales receive some sort of benefit from interfering with orca hunts.
Explanation:
if a DNA sample contains 25 percent adenine (A), what percent of thymine, cytosine, and guanine must it contain? Use Chargaff's rule to construct your answer.
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Answer:
Since G = C, therefore G=25% as well as C=25%.
Explanation:
This is known as the Chargaff's rule. If A = 25%, we can conclude that T = 25%. The remaining 50% (100-25-25) of the DNA is composed out of guanine and cytosine (G+C=50%).
Which process does not release carbon dioxide to the atmosphere? a. Decomposition of animals b. Photosynthesis of plants c. Respiration of animals d. Respiration of plants
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Answer:
Option B
Explanation:
Photosnythesis in plants involve the utilization of carbon dioxide coupled with water in the presence of sunlight to yield sugars and oxygen, so in this case, oxygen is released into the atmosphere while carbon dioxide is used up.
Please rank the following ecological levels of organization in ascending order.(1 point)
individual → population → ecosystem→ community
community → ecosystem → population → individual
ecosystem → community → population → individual
individual → population→ community→ ecosystem
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Answer:
1) a population of robins die
2) individual->population->community->ecosystem
3) fluctuating slightly over time
4) all members of a particular species in a specific area at a certain time
5) the caterpillers only eat milkweed plants
Explanation:
did the qc
These ecological levels of organization are ranked in ascending order as follows: D. individual → population→ community→ ecosystem.
What is an ecosystem?An ecosystem can be defined as a biological community that is typically made up of living organisms (biotic factors) such as individuals and the physical environment (abiotic factors) in which they interact.
Basically, the individual organisms in an ecosystem forms a population and this also gives rise to a community. This ultimately implies that, the ecological levels of organization are ranked in ascending order as follows:
Individual PopulationCommunityEcosystem.Read more on ecosystem here: brainly.com/question/15971107
ill give you a brainliest if it is right
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Answer:
half
Explanation:
please mark as brainllest !!!!!!!!!!
囧 ↖(^ω^)↗ (○’ω’○) ::>_<::
4. In horses, black color (B) is dominant over chestnut color (b). In a Punnett
square, show the cross between two hybrid black horses.
B
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Answer:
The cross between two hybrid black horses would produce three black and one chestnut horse, shown in a Punnett square as required.
Explanation:
According to the question, the coat color in horses follows Mendelian inheritance, where the gene for black coat color (denoted by B) is dominant over the gene for chestnut coat color (denoted by b). Thus, for a horse to have a black coat color, either of the two genotypes may be possible : (i) BB and (ii) Bb.Bb is termed heterozygous or may be referred to as hybrid black. However, to have a chestnut coat color, the horse must have the genotype bb.How to make a Punnett square to determine the cross between two hybrid black horses?
To make the Punnett square, we must know the gametes produced by the two parent individuals. Here, both parents are hybrid black (Bb). So each of the two parents will produce two types of gametes --- one bearing the gene for black coat color (B) and the other bearing the gene for chestnut coat color (b).These gametes are then placed in a Punnett square and all possible gamete combinations are obtained. Here, since two gametes from each parent are involved, so the number of possible combinations = 2² = 4. These combinations are : BB ---- True black/ homozygous black Bb ---- Hybrid black/ Heterozygous blackBb --- Hybrid black/ Heterozygous blackbb ---- chestnut Therefore, phenotypic ratio = Black : Chestnut = 3 : 1And genotypic ratio = BB : Bb : bb = 1 : 2 : 1.
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Biological diversity, or biodiversity, encompasses the variety of life at all levels of organization, from genetic diversity within a species to diversity within entire regions or ecosystems. Biodiversity is increasingly recognized as critical to human life, for example the diversity of insect and avian pollinators is crucial to global agricultural productivity, ensuring plants produce harvestable crops for human use. Although biodiversity is critical to the balance of life on Earth, more species are becoming, threatened, endangered, or extinct due man's activities.
Can you identify the man-related activities that are contributing to the loss of biodiversity? (Choose 4)
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Answer:
The main direct cause of biodiversity loss is land use change
Why is it that cancer does not form every time there is a mistake during the cell cycle?
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Answer:
Cells will actually kill themselves through a process called apoptosis, or it will be attacked and killed so it doesn’t spread. For example, when you are exposed to the sun for a long period of time, the solar radiation can mess with your skin cells. That’s why you get sunburned: the cells dry up and fall off. Otherwise, you could get skin cancer
The reason why cancers does not form every time there is a mistake during the cell cycle is explained below:
The following information should be considered:
Cells will actually kill themselves through a process called apoptosis, or it will be attacked and killed so it doesn’t spread. For example, when you are exposed to the sun for a long period of time, the solar radiation can mess with your skin cells. That’s why you get sunburned: the cells dry up and fall off. Otherwise, you could get skin cancerLearn more: brainly.com/question/16911495
Description: A cell membrane has transpori proteins that allow carbon dioxide to diffuse, but not nitrogen.
Problem: A blood cell surrounding the lungs has 60% CO2 and 0% nitrogen. It is beside a lung space with 5% COz and 60% nitrogen.
Draw/Calculate/Arrows:
The carbon dioxide will…
The nitrogen will …
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Blood cells surrounding the lungs contain 10% oxygen and 0% nitrogen. It is located next to the lung cavity, which contains 40% oxygen and 60% nitrogen. In this case, oxygen enters the lung space, but nitrogen does not because it is impermeable.
DiffusionThe term 'diffusion' in this context describes the efficiency with which the alveoli or air sacs of the lung oxygenate and remove carbon dioxide from the blood in the surrounding capillaries (small blood vessels).Every few seconds, a good portion of the millions of alveoli fill with air. The tiny blood vessels known as capillaries that line the alveolar walls thus allow oxygen to diffuse from the alveoli into the blood. Pulmonary veins allow oxygen-rich blood to escape from the lungs. Gas exchange occurs by diffusion through the cell membrane. Gas molecules naturally move from areas of high concentration to areas of low concentration following a concentration gradient. This passive process consumes no energy.For more information on diffusion of gases in lungs kindly visit to
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im found only in plant cells, im as green as can be, i make food for the plant, using the suns energy. What am i ?
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Answer:
chloroplasts
Explanation:
What is a potential benefit to mutations?
A. weeds out the weak
B. creates genetic variation
C. causes cancer
Answers
B
Explanation:
Think about you. You are a mutation. Everyone around you are mutations. Everyone is different so think of different as differentiation.
In a study of larval development in the tufted apple budmoth (Platynota idaeusalis), an entomologist measured the head widths of 50 larvae. All 50 larvae had been reared under identical conditions and had moulted six times. The mean head width was 1.20 mm and the standard deviation was 0.14 mm. (a) Calculate the standard error of the mean. (b) Construct a 90\% confidence interval for the population mean. (c) Construct a 95% confidence interval for the population mean. (d) Interpret the confidence interval you found in part (c). That is, explain what the numbers in the interval mean.
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The 95% confidence interval for the population mean head width of tufted apple budmoth larvae is approximately 1.1612 mm to 1.2388 mm. We can be 95% confident that the true population mean falls within this range.
(a) The standard error of the mean (SEM) can be calculated using the formula: SEM = standard deviation / √sample size. In this case, the standard deviation is 0.14 mm and the sample size is 50. Thus, the SEM is:
SEM = 0.14 mm / √50 ≈ 0.0198 mm.
(b) To construct a 90% confidence interval (CI) for the population means, we use the formula: CI = mean ± (critical value × SEM). The critical value for a 90% confidence level can be obtained from a standard normal distribution table, which is approximately 1.645. Plugging in the values, we get:
CI = 1.20 mm ± (1.645 × 0.0198 mm) = 1.20 mm ± 0.0326 mm.
Thus, the 90% confidence interval for the population means head width is approximately 1.1674 mm to 1.2326 mm.
(c) To construct a 95% confidence interval, we use the same formula as in part (b), but with a different critical value. For a 95% confidence level, the critical value is approximately 1.96. Substituting the values, we get:
CI = 1.20 mm ± (1.96 × 0.0198 mm) = 1.20 mm ± 0.0388 mm.
Thus, the 95% confidence interval for the population means head width is approximately 1.1612 mm to 1.2388 mm.
(d) The 95% confidence interval indicates that we are 95% confident that the true population means the head width of tufted apple budmoth larvae falls within the range of 1.1612 mm to 1.2388 mm.
This means that if we were to repeat the study multiple times and construct confidence intervals in the same way, approximately 95% of those intervals would contain the true population mean.
The narrower the interval, the more precise our estimate of the population means. Therefore, we can be relatively precise in estimating the mean head width of the tufted apple budmoth larvae based on this confidence interval.
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Which of the following statements about the T4 lytic life cycle is false? A. The phage takes over the protein synthesis machinery of the bacteria. B .The phage DNA is injected into the host and integrates into the bacterial chromosome. C. The phage ruptures the host cell wall and releases newly formed viral particles. D. The bacterial DNA is degraded.
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The false statement about the T4 lytic life cycle is B. The phage DNA does not integrate into the bacterial chromosome, but instead takes over the protein synthesis machinery of the bacteria to replicate its own genetic material and produce new viral particles.
The lytic life cycle of T4 involves several steps, including attachment to the bacterial cell wall, injection of the phage DNA, replication of viral DNA and proteins, assembly of new viral particles, and finally, lysis of the host cell wall to release the newly formed phages. During this process, the bacterial DNA is not degraded, but rather hijacked by the phage to produce more of its own genetic material.
Overall, the T4 lytic life cycle is a highly efficient and complex process that enables the phage to rapidly reproduce and spread to other bacterial hosts.
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HELP PLS!!
32.What type of organism Is above?... How does it take in food?
Answers
Answer:
uh is that a shrimp or wha
Explanation:
Flagella and cilia bend or move, imparting mobility to cells. How do these structures move?.
Answers
cilia and flagella move using a system of proteins and microtubules that generate force and cause the structures to bend and move.
Flagella and cilia bend or move, imparting mobility to cells. These structures are tiny, hair-like appendages that protrude from the surface of the cell.
They are used by cells for movement or to move fluid over the surface of the cell. Cilia are shorter and more numerous than flagella, which are longer and less numerous.
Both structures move in a similar fashion and are powered by a complex system of proteins and microtubules.
Cilia and flagella move using a mechanism called dynein arms.
Dynein is a motor protein that drives the movement of the microtubules within the cilia or flagella.
The microtubules are arranged in a ring-like structure, with nine microtubule doublets surrounding a central pair.
The dynein arms attach to the outer doublets and use ATP to generate force, causing the microtubules to slide past each other.
This sliding motion causes the cilia or flagella to bend and move.
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