Which of the following statements about the DNA in one of your brain cells is TRUE? A) Most of the DNA codes for protein. B) All of the genes of the genome are likely to be transcribed. C) Each gene lies immediately adjacent to an enhancer. D) Many related genes are transcribed from a single promoter. E) It is the same as the DNA in one of your heart cells
Answers
The following statements about DNA in the brain cells are true:
A) Most DNA codes for proteins.
B) All genes in the genome are likely transcribed.
D) Many related genes are transcribed from a single promoter.
E) It's the same DNA that's in one of your heart cells.
Statement C) Each gene lies immediately adjacent to an enhancer because the location of the enhancers is different.
All cells in the body contain the same DNA, organized into chromosomes and stored in the nucleus of each cell. DNA contains instructions for building and maintaining the body, including the brain and heart.
Most DNA encodes proteins, which are the building blocks of the body and perform a variety of functions, including structural support, signaling, and catalyzing chemical reactions. Each gene is a specific segment of DNA that encodes a specific protein or group of proteins.
An enhancer is a DNA sequence that can regulate gene expression by binding to a specific protein called a transcription factor, and a promoter is a DNA sequence located near the start of a gene that helps initiate transcription. Many related genes are transcribed from a single promoter, which helps coordinate the expression of these genes.
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Related Questions
Check all that are true of the following scenario.
An archer strings an arrow on a bow and draws the string back. Aiming the bow
upwards at a 45 degree angle, the archer pauses with arms locked into position and
then releases the string. The arrow flies upwards making an arc and then sticks into
the trunk of a tree with an audible thud.
At least four different types of energy are illustrated in this example.
The first energy transformation in the scenario is chemical energy to kinetic.
From the time the archer draws the bow until the thud us heard, entropy increases in
the universe.
The energy of the arrow at the end of the scenario is equal to the energy exerted by the
muscles of the archer.
When the arrow sticks into the tree the original energy has all been used up.
Answers
Statements 1 and 3 are true, while statements 2 and 4 are false.The first energy transformation in the scenario is chemical energy to kinetic. - True.
The archer converts chemical energy stored in their muscles into kinetic energy when they release the string and propel the arrow forward.From the time the archer draws the bow until the thud is heard, entropy increases in the universe. - False. Entropy is a measure of disorder or randomness in a system. In this scenario, the archer's actions do not necessarily lead to an increase in entropy.
The energy of the arrow at the end of the scenario is equal to the energy exerted by the muscles of the archer. - False. Energy is conserved in a closed system, but some energy is lost as heat and sound during the process. Therefore, the energy of the arrow at the end may be less than the energy exerted by the archer's muscles.
When the arrow sticks into the tree, the original energy has all been used up. - False. Energy is not created or destroyed but rather transformed from one form to another. Some of the initial energy from the archer's muscles is transferred to the arrow's kinetic energy, but it is not entirely used up.In summary, statements 1 and 3 are true, while statements 2 and 4 are false.
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PLEASE HELP BIOLOGY QUESTION I already did it but I need someone to check as I haven’t learned it in a while. If I got it wrong please explain what I did. I feel like I missed a step.
Answers
The transcription and translation of the given DNA strand are as follows:
Transcription: UGC AUG UUU GUG AAU UAG UAU GAUTranslation: Cys-Met-Phe-Val-Asn-Stop-Tyr-AspWhat is the process of translation of the genetic code?The genetic code specifies how an mRNA sequence is to be translated into the 20-letter code of amino acids, which are the building blocks of proteins.
The translation of the genetic code occurs in three steps;
replication - this involves the replication of DNAtranscription - this is the process of synthesis of mRNA from DNAtranslation - this is the process of the synthesis of peptides from mRNA and this involves three steps as well; initiation, elongation, and termination.Learn more about the genetic code at: https://brainly.com/question/16914106
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there are 456 bases, 80 of them are adenine. How many cytosine and guanine bases will there be TOTAL?
Answers
Answer:
376
Explanation:
You take 456 and subtract 80 to get the total for cytosine and guanine.
Why does blood appear to be red?
Answers
Answer: Hemoglobin
Explanation:
What are the characteristic of solute plssss po
Answers
Solute is the substance that dissolves
Solute is a minor componentSolvent is a major componentSolutions is a mixture where the solute is uniformly distributed in the solvent.Solution is homogeneous mixture that contains particles the size of a typical ion or small molecule.The mass of the solute dissolved per unit volume of solvent is called ConcentrationSolubility is The concentration of a saturated solutionSolutes lower the freezing point and raise the boiling point of a solvent.Saturated Solution is a solution in which no more solid can be dissolvedUnsaturated Solution is solution in which more solid can be dissolvedPrecipitate is a solid that crystallizes out of a saturated solution as it is cooled.To know more about solute visit :
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Which of the following is not an example of defensive communication?
Answers
The statement that is not an example of defensive communication is “I would love to talk about this with you if you have the time.” That is option C.
What is a defensive communication?A defensive communication is defined as the type of communication that has the ability to stimulate anxiety and threat in an individual by another person.
Typical examples of defensive communication include the following:
“Why can’t you think about someone else for a change?”"You never listen to me.”"You always do this.”These statements above are able to trigger anxiety and threat to the person it's been referred to.
Therefore, the statement that is not an example of defensive communication is “I would love to talk about this with you if you have the time.”
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Complete question:
Which of the following is not an example of defensive communication?
Which of the following is not an example of defensive communication?
a.“Why can’t you think about someone else for a change?”
b.“You never listen to me.”
c.“I would love to talk about this with you if you have the time.”
d.“You always do this.”
List some aims and purposes for research proposal for freshwater fish pond
Answers
To determine the most appropriate stocking density for a particular species of fish in a freshwater pond, based on factors such as water quality, feed availability, and the desired growth rate of the fish.
To investigate the effectiveness of different feeding regimes and types of feed on the growth and health of fish in a freshwater pond, with the aim of optimizing growth rates and minimizing waste.
To study the impact of environmental factors such as temperature, dissolved oxygen levels, and water flow on the growth and health of fish in a freshwater pond, and to develop strategies for mitigating any negative effects.
To assess the economic viability of a freshwater fish pond by analyzing the costs associated with pond construction, stocking, and maintenance, as well as potential revenue streams from the sale of fish.
To explore the potential of a freshwater fish pond as a sustainable source of protein and income for local communities, particularly in areas where traditional fishing practices may be unsustainable or threatened by overfishing.
To investigate the potential for using aquaponics, a sustainable farming technique that combines fish farming with hydroponic plant cultivation, in freshwater ponds to maximize yields and promote environmental sustainability.
To evaluate the effectiveness of different management strategies for controlling the spread of invasive species in freshwater ponds, with the aim of preserving native fish populations and maintaining ecosystem balance.
To study the impact of climate change on freshwater fish populations, and to develop strategies for adapting freshwater fish farming practices to changing environmental conditions.
The history of life has been punctuated by several mass extinctions. For example, the impact of a meteorite may have wiped out most of the dinosaurs and many forms of marine life at the end of the Cretaceous period. Fossils indicate that plants were less severely affected by this mass extinction. What adaptations may have enabled plants to withstand this disaster better than animals?
Select all that apply.
- heterospory
- presence of spores
- capacity for photosynthesis
- alternation of generations
- presence of vascular tissues
- presence of seeds
Answers
Answer:
presence of seeds presence of spores
Explanation:
The presence of seeds may have enabled plants to withstand this disaster better than animals, hence option F is correct.
At the end of the Cretaceous period, seed plants were dominating, and when a meteorite strikes our planet, vast dust and clouds cover the atmosphere, and light cannot penetrate these dusts, causing mass killing of animals and plants.
Plants, on the other hand, were less significantly damaged due to the existence of seed; their seed remains latent for a longer amount of time before becoming viable in a favorable environment.
Thus, presence of seeds option F is correct.
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Is a virus living or not? Justify your answer using characteristics of life.
Answers
Viruses are associated with diseases or poison. They were slearly biological themelves and could spread from one victim to another with obvious biological effects.
Life includes certain qualities in addition to an ability to replicate. Viruses parasitize typically all biomolecular aspects of life. They rest
explain biological hotspot
Answers
A biodiversity hotspot is a natural ecosystems that are largely intact and where native species and communities associated with these ecosystems are well represented.
Answer:
A biodiversity hotspot is a biogeographic region with significant levels of biodiversity that is threatened by human habitation.
Explanation:
have a nice day.
why luke warm temperature is not suitable for washing
Answers
Answer:
There are certain times in life we are told to use a liquid that is lukewarm, mainly when we are bathing or feeding a baby, and when we are baking with yeast. For those of us who are not experts at either, this direction can be stressful—how warm is lukewarm? What will happen if it is too hot? Or too cool? We know (and don't want to think about) what will happen if the liquid is too hot to bathe or feed the baby, but what about when using yeast in a recipe? Before we get into those details, it is important to understand what lukewarm really means.
What is the relationship between the economy and the health of a marine ecosystem?
Answers
Strong economies reduce the need to overfish coastal waters, improving the health of marine ecosystems.
How the economy is related to the health of a marine ecosystem?If the economy declines then natural resources necessary in order to help the health of the marine ecosystems are unavailable. As the human population increases, then resource usage increase as well. The higher human population leads to higher pollution. The sea ecosystem provides us with food and livelihoods along the coast of the country.
Commercial, recreational, and subsistence fisheries bring millions of pounds of fish and dollars each year which leads to good economic conditions of coastal regions. The ocean ecosystem is critical to the healthy functioning of the planet because it supplies half of the oxygen we breathe and absorbs about 26 percent of the anthropogenic carbon dioxide that is emitted into the atmosphere.
So we can conclude that option C is the right answer.
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6. What develops when cells undergo metastasis? O cleavage furrows O metaphase plates sister chromatids O malignant tumors
Answers
Answer: Malignant tumors
if you want mark brainlest.
A pea plant's seed shape is round. What can be said about this trait?
A. It is a recessive trait.
B. It is the phenotype.
C. It is the genotype.
D. It is a hybrid.
Answers
Answer: A. It is a recessive trait.
Explanation: In pea plants, seed shape and seed color are controlled by genes located on different chromosomes. Seeds may be round (R) or wrinkled (r), with the allele for round seeds being dominant. The student is asked to predict the offsprings' pea shapes (both round and wrinkled; all round; all wrinkled; or can't predict). Because the allele that produces wrinkled peas is recessive, the offspring of this cross will all have wrinkled peas.
Answer:
A
Explanation:
You are given a task to produce massive quantities of Protein A from soybean so that the Protein A can be added to a mixture to create a plant-based tuna. Since you don't have the land, labor, or experience in farming - you decide to accomplish this task entirely inside. Explain how you would fulfill your quota of 100 kg of Protein A.
Answers
Producing 100 kg of protein A requires calculating the necessary amount of soy, calculating the necessary inputs, looking for related information, and supervising the process.
To produce 100 kg of protein A with soybeans, I must look for information related to the cultivation of soybeans, what is the protein concentration in a soybean, and other aspects necessary for its maintenance and harvest.
In this search, I find that soy has a protein concentration of 50% or higher, so if I have to get 100 kg of protein, I must get at least 200 kg of soy.
So I grow some soybean plants in pots inside my house and I harvest their grains until I complete 200kg, supervising the whole process so that the plant does not suffer any disease or problem.
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why are these organisms critical to maintaining ecosystem homeostasis
Answers
Answer:
Living organisms need to maintain homeostasis constantly in order to properly grow, work, and survive. In general, homeostasis is essential for normal cell function, and overall balance. For this process to function properly, homeostasis helps our body to keep both water and salt balance level.
Explanation:
The geosphere contains the largest amount of stored carbon compared to any other place on Earth. This makes the geosphere the largest carbon
Answers
The geosphere contains the largest amount of stored carbon compared to any other place on Earth. The carbon is stored in the sediments below the ocean, and this portion can't be used by land animals.
What is a carbon cycle?
The carbon cycle passes through plants, animals, the atmosphere, decomposers, etc. The majority of the reserved form of carbon is present in the deep ocean in the sediments, and a small amount is used by animals and plants. Plants take carbon dioxide and photosynthesize to make glucose, which is then taken by animals. Then, during decomposition, this further goes into the soil. It is taken up by the soil and moves from one level to the next.
Hence, the geosphere contains the largest amount of stored carbon compared to any other place on Earth.
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Explain how mental health are caused by substance abuse
Answers
Answer:
This is because: Certain illegal drugs can cause people with an addiction to experience one or more symptoms of a mental health problem. Mental health problems can sometimes lead to alcohol or drug use, as some people with a mental health problem may misuse these substances as a form of self-medication.
Answer:
Substance abuse can cause prolonged psychotic reactions and it can make anxiety, depression even worse.
What do animals do with the carbon dioxide produced in their cells during cellular respiration?a.store it for later useb.reuse it during photosynthesisc.exhale it in the breathing processd.combine it with water to make sugar
Answers
Answer:
below
Explanation:
I'm pretty sure the answer is "exhale it in the breathing process"
Hope this helps! :)
7. What is the primary division between people? (1 pozret)
property
O gender
Oprestige
Opower
Answers
Answer:
I think gender maybe it's so
Tall pea plants are dominant, while short plants are recessive. In a cross between a purebred tall plant and a purebred short plant, the offspring will all be _______ plants.
Tall pea plants are dominant, while short plants are recessive. In a cross between two plants heterozygous for height, the offspring will be both tall and short in a _______ ratio.
Respond to the following based on your reading.
Explain why it's unknown which of two alleles an offspring will obtain from its biological mother or father for a given characteristic.
Reginald Punnett sought to apply the insights obtained by Mendel to explain the laws of inheritance in a structured fashion. What's a Punnett square and how is it used?
You're conducting a science experiment crossing two different purebred mouse strains, which each contain a different variation of the same gene, for two generations. What do you expect to see as the phenotypes of the first generation? The second generation?
How closely do Mendel's insights into dominant and recessive traits match up with the ratios that Punnett calculated in his Punnett squares?
Answers
Assuming complete dominance for all the genes, a) the offspring will all be Tall and heterozygous plants. b) 3:1 ratio. c) Punnett squares are used to combinate the parental gametes and make predictions about the possible genotypes and phenotypes among the progeny. d) First generation 100% heterozygous expressing the dominant phenotype. Second generation: 25% homozygous dominant + 50% heterozygous + 25% homozgous recessive. 75% expressing the dominant phenotype + 25% expressing the recessive phenotype. e) Mendel's insight and Punnett squares match perfectly with the expected ratios.
What are complete dominance and Punnett squares?
Complete dominance is an inheritance pattern that becomes evident in heterozygous individuals. The presence of at least one dominant allele is enougth to hide the expression of the recessive allele. In these cases, the individual expresses the dominant phenotype.
The Punnett square is a graphic representation that shows the different types of gamete combinations according to the alleles involved in a cross.
Punnett square shows the probabilities of getting offspring with different genotypes and their consequent phenotypes.
Tall pea plants are dominant, while short plants are recessive. In a cross between a purebred tall plant and a purebred short plant, the offspring will all be _TALL_ plants.All these plants will be heterozygous and express the dominant phenotype (Tall).
Tall pea plants are dominant, while short plants are recessive. In a cross between two plants heterozygous for height, the offspring will be both tall and short in a _3:1_ ratio.1/4 = 25% of the progeny are expected to be homozygous dominant
2/4 = 50% of the progeny are expected to be heterozygous
1/4 = 25% of the progeny is expected to be homozygous recessive
25% homozygous dominant + 50% heterozygous = 75% dominant phenotype
Punnett squares discriminate parental gametes and combinates them when the columns and the rows meet. The cells where columns and rows meet (gamete combinations) gives the progeny genotypes. Cross: two different purebred mouse strainsParentals) PP x pp
Gametes) P P p p
Punnett square) P P
p Pp Pp
p Pp Pp
F1) 100% heterozygous expressing the dominant phenotype
Parentals) Pp x Pp
Gametes) P p P p
Punnett square) P p
P PP Pp
p Pp pp
F2) Expected Genotypes
1/4 = 25% PP 2/4 = 50% Pp1/4 = 25% pp
Expected Phenotypes
3/4 = 75% Dominant phenotype (PP + Pp)1/4 = 25% Recessive phenotype (pp)Mendel's insights into dominant and recessive traits match up perfectly with the ratios that calculated using a Punnett square.
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In this culture it is common to use frequent gestures and touching during conversation.
European _____
Native American _____
African American _____
Hispanic _____
Asian _____
People with Disabilities _____
Answers
Answer:
The answer is Hispanic.
How would applying petroleum jelly to the leaves affect the rate of transpiration?
Answers
Applying petroleum jelly over the leaf would not affect the rate of transpiration because stomata are located under the leaves. Stomata are the structure utilized by the cell to release water during transpiration. But applying petroleum jelly underneath the leaf would block stomata, reducing the rate of transpiration to the point of killing the plants, even if they are being supplied with water and sunlight.
Petroleum jelly would stop the stomata cells from losing moisture. Consequently, the rate of transpiration would slow down.
The rate of evaporation from the leaf surface and the rate of transpiration are closely related. The rate at which water evaporates from a leaf's surface rises with increased air movement across its surface (for example, from a fan). This occurs because the water-saturated air is expelled, enhancing the osmotic gradient.
Regarding the relative adjustments caused by coating the top and bottom surfaces of leaves with an impermeable substance like petroleum jelly, this is a matter of plant anatomy. Stomata are exclusively found on the underside of leaves in the majority of plants. This will keep them from becoming "clogged" during rain and out of the sun to reduce water loss (again more sunlight on the stomata would increase the rate of evaporation). As a result, a plant with covered undersides would transpire at a significantly slower rate than one with covered top surfaces.
Other elements that could impact the transpiration rate include:
Humidityavailability of light With the CAM photosynthesis pathway plants excludedThe soil's water content and salt contentHumidityKnow more about Transpiration at:-
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What was the time period where dinosaurs existed?
Answers
Answer:
The Mesozoic Era is the answer
Answer:
Explanation:
Mesozoic Era
An organism has a haploid number of 20. What is the organism's diploid
number?
Answers
Answer:
It is 20!
Explanation:
I did this before
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Which TWO factors most likely increase and decrease along with human population growth?
O A. education
O B. resource consumption
C. recycling of materials
O D. technological advancements
E. converting land for agricultural use
Answers
B. Resource consumption and E. converting land for agricultural use are likely to increase along with human population growth, as more people require more resources and food, which often leads to the conversion of more land for agricultural purposes.
What is population growth?Human population growth refers to the increase in the number of individuals in a population over time. As the population grows, there is an increased demand for resources and food, which often leads to the conversion of more land for agricultural purposes and an increase in resource consumption.
Technological advancements may help to increase resource efficiency and reduce environmental impact, but the overall effect on resource consumption is uncertain. Education can play a role in managing population growth and its impact on the environment by promoting sustainable practices and family planning.
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Which of the following statements is correct with respect to removing eye protection: O a. You can repossess eye protection provided it is cleaned appropriately.
b. You should always discard eye protection after use
c. You should perform hand hygiene before their removal, but you don't need to do this after
d. You can reuse eye protection without disinfecting as this is not required with eye protection
Answers
The statement "You can repossess eye protection provided it is cleaned appropriately" (option A) is correct with respect to removing eye protection.
What are eye protections?Eye protection are devices or equipment which plays an essential role in ensuring individuals can perform their jobs effectively without placing their vision at risk.
Various types of eye protections such as goggles, safety glasses and face shields are used extensively across different work arenas for utmost functionality and injury prevention against hazardous situations like flying projectiles or radiation exposure.
Also for those engaging in sports or hobbies that include elements with similar threats should also consider protecting themselves using appropriate eyewear option tailored for their needs.
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Which element makes some rocks glow, helps oysters form pearls, and creates amazing cave formations?
Answers
The element which makes some rocks glow, helps oysters form pearls, and creates amazing cave formations is referred to as aragonite.
What is an Aragonite?This refers to an element which is similar to calcite as it also consists of calcium carbonate but however differs from it because it undergoes orthorhombic crystallization. It is formed from different biological and physical processes such as precipitation which goes on in the aquatic ecosystem.
This elements performs various functions in different substance such as making some rocks glow, helps oysters form pearls, and creates amazing cave formations.
This is therefore why aragonite was chosen as the most appropriate choice.
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What is a by-product of the photosynthetic light reaction?
Answers
Answer:
co2+water--> glucose + o2
What energy-rich substance is produced by green plants
during photosynthesis?
Answers
Answer: Yes, the stored energy is sugar, but the specific name for sugar in this context would be glucose which is the form of sugar for plants.
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