2D gel of all proteins reveals the effects of the drug on cell that stops the functions of proteasomes.
functions of proteasomes
The binding of ubiquitin to the amino group of the side chain of a lysine residue marks proteins for destruction. The formation of a multiubiquitin chain follows the addition of more ubiquitin's. The proteasome, a large, multisubunit protease complex, is responsible for recognising and destroying such polyubiquinated proteins.
By destroying short-lived regulatory or structurally abnormal proteins, the ubiquitin-proteasome system (UPS) regulates nearly all fundamental cellular processes, including cell cycle progression, signal transduction, cell death, immune responses, metabolism, protein quality control, and development.
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The process used to build a lipid?
I believe it is called lipogenesis.
In multicellular organisms, different structures have different functions. Which function is carried out in the leaves of a plant?.
Answer:
The leaves of a plant absorb light
The typing of human blood is determined by three alleles: A, B, and O. Alleles A and B are codominant to one another and O is recessive to both alleles, A and B.
AA/ AO – type A blood, AB – type AB blood, BB/ BO – type B blood, OO – type O blood.
A woman who is homozygous for type B blood marries a man who is heterozygous for type A.
What is the genotype ratio of their offspring?
What is the phenotype ratio of their offspring?
A female homozygous for blood type B marries a male heterozygous for blood type A, the offspring will be 75% AB and 25% Bo.
What is the genotype ratio of your offspring?AB 75% BO 25%What is the phenotypic ratio of your offspring?75% codominate AB zygotes25% B heterozygous.What is a heterozygous being?Homozygous and Heterozygous, in genetics, are individuals who have pairs of genes that are identical or different alleles. This means that while the homozygote has two identical genes alleles, with the heterozygous beings the opposite happens, since they have two different genes alleles.
With this information, we can conclude that a female homozygous for blood type B marries a male heterozygous for blood type A, the offspring will be 75% AB and 25% Bo.
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in England approximately 250 years ago, the peppered moth had light-colored wing patterns that camouflaged them against the light-colored trees. Over time in urban areas, the number of peppered moths with dark-colored wings increased as pollution from the Industrial Revolution darkened the trees the moths rested on.
Answer:
Thats correct as dark places (like the darkened trees ) attract the moths..
a drug company is testing the effectivness of a new blood pressure medicine using rats as the test subjects what are the possible factors that must remain constant during the testing
Answer: the type of rat, the amount of medicine
Using natural fluxes, is the air-sea gas exchange balanced? Is the carbon used in photosynthesis balanced by carbon given off by cellular respiration? Use data from the diagram to support your answers.
What is an alternate solution to using pesticides on beetles for natural selectionn and genetic variation
An alternate solution to using pesticides on beetles for natural selection and genetic variation is Polyculture which is also known as Companion Planting.
In this process, partner plants are planted together with crops such that it will support the crops. From a pest-control perspective, it's ideal to plant plants that naturally repel specific pests of your crop.
The replacement of hazardous pesticides can be done for natural selection and genetic variation using the alternatives which are much safer and are sustainable and cost effective. Some of them are listed below:
Integrated Pest ManagementConservation agricultureOrganic agricultureAgroecologyBiological pesticidesBiological pest controlPEATPlantixThe techniques like crop rotation, intercropping and organic pesticides can be used. Also microbes can be used for the destruction of the pests. Integrated pest management, genetic control and the natural methods are some of the other methods.
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the central driver of evolution is a. natural selection. b. disruptive selection. c. gene flow. d. genetic drift.
The central driver of evolution is genetic drift, which means option D is the right answer.
Genetic drift is the biological phenomenon when the gene is transferred to some place at random or by intention. For example: transfer of pollen grains to distant places by animals or wind and then pollination between plants results in gene expression in the new place. This is an example of genetic drift. It is basically change to population's gene pool through some chance. It is done by two ways namely Founder's effect and Bottle neck effect. Gene drift is important because it is the basis of genetic variations in the environment which helps in better survival of species and elimination of chances of extinction of any specific frequency of alleles.
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nottan sonra
COMPLETE THE OUTLINE
Organize the outline in the correct order and format. Capitalize as needed.
WORD BANK:
✓
digestive system
eyes
A. Digestive System
inner ear
1.
✓
M
2.
sense organs of the body
arteries and veins
N و
3.
circulatory system
stomach
B.
1.
ears
2.
nerves
systems of the body
heart
C. Circulatory System
1.
pupil
ear drum
X
2.
brain ✓
D.
lungs
1.
mouth
2.
✓
cornea
3.
spinal cord
nose
Senses of the Body
respiratory system
intestines
A.
nervous system
1.
2.
B.
1.
2
The correct answer for the first question would be the respiratory and circulatory systems.
Respiratory system is a set of organs which help in exchange of gases in the body. They bring oxygen from outside into the body and release carbon dioxide from inside the body to outside world. The exchange of the gases takes place at alveolar site (or gills in aquatic animals).
The circulatory system then carries this oxygen (mixed in blood) from gas exchange site to all the cells of the body. In addition, it also brings carbon dioxide (waste product of cellular respiration) from all the cells to the gas exchange site (respiratory system).
Digestive system helps in breaking down of macro-molecules (such as starch, polypeptide, fats) into smaller units (such as glucose, fructose, amino acids) as well as absorption of the same.
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to measure the population of lake trout in a 250 hectare lake, 200 individuals were netted and marked with a fin clip, and then returned to the lake. the next week, the lake is netted again, and out of the 200 lake trout that are caught, 50 have fin clips. using the capture-recapture estimate, the lake trout population size could be closest to which of the following? a) 200 b) 250 c) 400 d) 800 e) 40,000
Therefore, the estimated lake trout population size in the 250-hectare lake is closest to 800. Answer: d) 800
Based on the capture-recapture estimate, we can estimate the population size of lake trout in the 250-hectare lake. In this method, a sample of individuals is marked and released back into the population, and then another sample is taken later to see how many marked individuals are captured.
In this case, 200 lake trout were netted and marked with a fin clip, and then returned to the lake. The following week, 200 lake trout were caught again, and out of these, 50 had fin clips.
To estimate the population size, we can use the formula:
Population size = (Number of individuals in first sample * Number of individuals in second sample) / Number of marked individuals in the second sample.
Plugging in the values, we get:
Population size = (200 * 200) / 50 = 800
Please note that this method assumes that the marked individuals have mixed back into the population and that the two samples are representative of the entire population. It is an estimation and may not give an exact population count.
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What type of fossil is formed when the remains of animals or plants decay and/or dissolve leaving a hollow
space in the rock?
Answer: fossil molds
Explanation: fossil molds are the most common molds formed
when buried remains of plants and animals decompose or dissolve leaving a space in the rock. these spaces may preserve the texture of remains.
Explanation photosynthesis and give an example
Answer:
Flower takes sunlight and turns it into energy
Explanation:
When a flower takes sunlight and turns it into food for the plant
Answer:
Photosynthesis is the process is which plants and other organisms transform light energy into chemical energy.
Explanation:
Example :
How plants convert energy from water, air, and sunlight into energy to grow. The water from the plants leaves evaporates through the stomata, and taking its place, is carbon dioxide. Which is what plants need to make food.
If there are three phenotypes present: Red, White, and BOTH RED AND WHITE, that means that the heterozygous shows both traits and you can think of it as having two "dominant" traits. This is an example of:
Group of answer choices
Co-dominance
Sex-linked traits
Incomplete dominance
Answer:
Co-dominance
Explanation:
Genetics can be defined as the scientific study of hereditary in living organisms such as humans, animals and plants.
In Genetics, co-dominance can be defined as a phenomenon in which two (2) alleles of the same gene are present in a living organism and both are equally expressed to a degree or simultaneously.
This ultimately implies that, co-dominance is a phenomenon that typically involves the relationship between alleles i.e the two (2) versions of a gene present in living organisms. Also, a single version of a gene expressed by a living organism is referred to as an allele.
Hence, if there are three phenotypes present: Red, White, and BOTH RED AND WHITE, that means that the heterozygous shows both traits and you can think of it as having two "dominant" traits. This is an example of co-dominance.
Which of the following characteristics of the ribose is required for termination of a DNA strand in DNA sequencing? Select one: a. 2'-H b. 3'-OH (hydroxyl)
The characteristic of ribose required for the termination of a DNA strand in DNA sequencing is 3'-OH (hydroxyl). So the correct answer is option B.
Ribose is a pentose sugar which is the fundamental building block of nucleotides. The ribose sugar makes up the backbone of RNA, just like deoxyribose in DNA, RNA is synthesized in the 5' → 3' direction. The addition of nucleotides begins at the 3' end and ends at the 5' end, 3' end of the nucleotide contains a hydroxyl group (-OH), whereas the 5' end contains a phosphate group (-PO4). When a dideoxynucleotide triphosphate (ddNTP) is incorporated into the elongating DNA strand, there is no 3'-OH group present in the ddNTP.
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What is the heme of cytochrome C1?
The heme of cytochrome C1 is a prosthetic group that is covalently attached to the protein. It is a type of heme known as heme c, which contains a thioether bond between the heme iron and a cysteine residue in the protein.
Redox activity of cytochrome C1, which allows it to transfer electrons from ubiquinol to cytochrome c in the electron transport chain. Cytochrome C1 is a subunit of complex III (cytochrome bc1 complex) in the mitochondrial inner membrane, and it plays a key role in oxidative phosphorylation, which is the process by which cells generate ATP.
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Lipase breaks down fats into...
A. Amino acids
B. Bases
C. Fatty acids and glycerol
Answer:
C. Fatty acids and glycerol
Explanation:
Jackson got help from his brother on You started off as a single cell and are now composed of trillions of cells. How do you think this occurs?the practice assignment questions. Jackson is cheating
Cheating is not ethical. The process of starting as a single cell and growing into trillions of cells is called cell division and differentiation, which is regulated by a complex network of genes and signaling pathways.
Cheating is unethical and not the right approach to learning. It is important to do the work yourself to truly understand the concepts and succeed in your education. As for the question at hand, the process of starting as a single cell and growing into trillions of cells is called cell division and differentiation.
During development, a single fertilized egg undergoes many rounds of cell division to form an embryo. As the cells continue to divide and differentiate, they become specialized and form the different tissues and organs in the body. This process is regulated by a complex network of genes and signalling pathways.
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Explain lymphatic system
Answer:
The lymphatic system is a system in the human body that consists of a network of tissues and organs that assist in ridding our bodies of toxins, as well as waste or other unwanted things that may be inside of us. The main purpose of this system is to transport a fluid called lymph, which contains infection fighting white blood cells, throughout the body.
Answer:
A clear fluid that goes through the lymph vessels.
It’s part of your immune system.
It has these functions: It protects your body from things or bacteria that can cause illnesses, maintains your body fluid levels, and drains the abdomen.
Lymphatic disease can happen in your lymphatic system.
The lymphatic system is important because it can prevent you from catching illnesses from germs, and bacteria.
Explanation:
e distribution diagrams (pyramids):
O How do the pyramids differ for countries that are increasing rapidly, versus ones
that are increasing slowly, versus ones that are declining in population size?
Fast-growing countries have well-defined pyramids, slow-growing countries have poorly-defined pyramids, and population decline countries have an inverted pyramid.
What do these pyramids represent?The pyramids represent the age distribution of the population.The pyramids represent the youth level of the population.The tip of the pyramids indicates the concentration of young adults in a country, showing how much the country is growing or declining in population.
Countries that have a well-defined pyramid are growing, as the number of young adults is increasing exponentially. Countries with slow growth have less defined pyramids, with a more rectangular shape, since their population has a more harmonious number of young and old adults.
Declining countries show an inverted pyramid, as the number of young adults is very small in relation to the number of elderly people.
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Which option correctly describes the structure of mitochondria?
Mitochondria have an outer membrane and a folded inner membrane.
Mitochondria have a single, folded membrane.
Mitochondria have a single, unfolded membrane.
O Mitochondria have an inner membrane and a folded outer membrane.
Answer:
O Mitochondria have an inner membrane and a folded outer membrane.
what means biotic component?
What is the difference between chromosomes, chromatids, and homologous chromosomes?
Answer:
Sister chromatids are a pair of chromosomes inherited from each parent, while homologous chromosomes are the two parts of a chromosome.
Explanation:
Answer:
Chromosome- form of DNA when it divides
Chromatids- 2 identical chromosomes attatched at a centromere
Homologous- 2 chromosomes with the same structure
Explanation:
Hope this help
During a trip to the Galápagos Islands, which observation led charles Darwin to suspect that organisms change over time?
During his trip to the Galápagos Islands, the observation that led Charles Darwin to suspect that organisms change over time was the variation in the characteristics of finches between different islands.
On the Galápagos Islands, Darwin noticed that each island had its own unique species of finches with distinct beak shapes and sizes. He observed that the finches' beak adaptations seemed to be correlated with the type of food available on each island.
This observation led him to suspect that the finches had descended from a common ancestor but had adapted to different environments over time.
Darwin realized that the variations in beak characteristics among the finch populations were a result of natural selection.
The finches with beak shapes and sizes that were well-suited to their specific food sources had a better chance of survival and reproduction.
This meant that beneficial traits were more likely to be passed on to future generations, gradually leading to changes in the population over time.
This observation of variation and adaptation in the finches of the Galápagos Islands was one of the key pieces of evidence that contributed to Darwin's theory of evolution by natural selection.
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If a bacterium is ____ to a drug, then that drug can be used to treat bacterial infection
Resistant
Neutral
Aseptic
Sensitive
Answer:
sensitive
Explanation:
One of the criticisms of selye's general adaptation syndrome concerns the fact that ________ produce the same biological responses.
Selye's general adaption syndrome has been criticized in part because not all stressors result in the same biological reactions.
How to define a syndrome?An accumulation of signs or symptoms that point to the existence of one particular illness or a higher risk of contracting it.
What kind of syndromes are examples?As a result, there are many different conditions that exist today, including Down syndrome, AIDS, Asperger's, carpal tunnel syndrome, chronic fatigue syndrome, Tourette's syndrome, sick building syndrome, and many more.
Down syndrome variations:Trisomy 21 affects approximately 95% of individuals with Down syndrome.About 3% of those with Down syndrome have translocations, which is a rather uncommon kind.About 2% of individuals with Down syndrome have mosaic Down syndrome.To know more about Syndrome visit:
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g if a significant number of the rat population of paeleoland, a newly discovered planet, are killed by an earthquake. how will you characterize this factor in relation to the growth regulation of the rat population?
The significant number of rat population being killed by an earthquake on the newly discovered planet of Paeleoland can be characterized as a density-dependent factor influencing the growth regulation of the rat population.
Density-dependent factors are environmental factors that have a greater impact on population growth as population density increases. In this scenario, the earthquake-induced mortality affecting a significant number of rats would directly influence the population density and have implications for the growth regulation of the rat population on Paeleoland.
The earthquake would lead to a sudden reduction in the rat population, creating a decrease in population density. As a result, the availability of resources and competition for those resources may change. With fewer rats, there would be less competition for food, shelter, and other essential resources, potentially leading to increased survival and reproductive success for the remaining individuals. This could contribute to a period of population growth as the population rebounds from the initial decline.
Furthermore, the decreased population density could also result in reduced intraspecific interactions such as competition and territoriality, which may further promote population growth. Over time, if the population size increases and approaches carrying capacity, density-dependent factors such as resource limitation or increased competition could once again regulate the population growth and stabilize it at a sustainable level.
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the translation ii animation shows the arginine aminoacyl-trna entering the a site and arginine being added to the growing polypeptide. what would be the consequence of an alteration in the arginine trna anticodon sequence from ucc to acc? note the following mrna codons: arginine: aga, agg, cgu, cgc, cga, cgg threonine: acu, acc, aca, acg tryptophan: ugg choose one: a. threonine will occasionally be added to the growing peptide in place of arginine. b. tryptophan will occasionally be added to the growing peptide in place of arginine. c. arginine will occasionally be added to the growing peptide in place of threonine. d. arginine will occasionally be added to the growing peptide in place of tryptophan.
The consequence of an alteration in the arginine tRNA anticodon sequence from UCC to ACC would be: c. Arginine will occasionally be added to the growing peptide in place of threonine.
The anticodon sequence of the tRNA determines the amino acid it carries and adds to the growing polypeptide chain during translation. In this case, the alteration in the anticodon sequence changes the recognition pattern of the tRNA. The original UCC anticodon corresponds to the threonine amino acid, but with the alteration to ACC, the tRNA will recognize and add arginine instead of threonine occasionally. Transfer RNA, often known as tRNA, is a tiny RNA molecule that is essential for the production of proteins. Between the messenger RNA (mRNA) molecule and the expanding chain of amino acids that make up a protein, transfer RNA acts as a link (or adapter).
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1. Students need to describe how genetic traits are determined by information encoded in
DNA passed on from parent to offspring.
Answer:
One copy is inherited from their mother (via the egg) and the other from their father (via the sperm). A sperm and an egg each contain one set of 23 chromosomes. When the sperm fertilises the egg, two copies of each chromosome are present (and therefore two copies of each gene), and so an embryo forms.
Explanation:
now assume the disease once again has full penetrance, as in question 1. for this question, imagine that the disease is maternally imprinted. is it possible for any of individual ii-2's gametes to express this disease?
If the disease is maternally imprinted, it is not possible for any of individual ii-2's gametes to express the disease, even if they inherited the disease-causing allele from their mother.
If the disease is maternally imprinted, it means that the expression of the disease is affected by the parent from which it is inherited. This means that even if individual ii-2 has inherited the disease-causing allele from their mother, it may not be expressed. Therefore, it is not possible for any of individual ii-2's gametes to express this disease if the disease is maternally imprinted.
In maternally imprinted diseases, the genes that are responsible for causing the disease are silenced when they are inherited from the mother. This means that even if an individual inherits a disease-causing allele from their mother, the expression of the disease will depend on the allele inherited from the father. Therefore, if individual ii-2 inherited the disease-causing allele from their mother, it would not be expressed in their gametes because the expression of the disease is dependent on the allele inherited from the father.
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What would you expect to happen to a plant experiencing a lack of water in its chloroplasts?
a. Less oxygen would be released to the environment with fewer H2O molecules present
b. Less ATP and NADH would be produced without the electrons from H2O
c. Less energy would be available in the light independent phase to build carbohydrate molecules
d. All of the above
Answer:
Its A Less oxygen would be released to the environment with fewer H2O molecules present
Explanation: