In addition to a promoter, eukaryotic genes have control elements called __________.
Answers
In addition to a promoter, eukaryotic genes have control elements called Regulator Gene
Eukaryotic genes:
It is obvious that eukaryotic genes have a different and more complex structure, particularly in the promoter regions and regulatory regions.
Despite significant advancements in gene cloning, sequencing, and the expression of genes in many cell types, comprehension of other genes is still vague, with the exception of a few simple genes.
• The structural characteristics and functional properties of genes transcribed by various enzymes vary.
A. RNA pol-promoter I's structure is as follows:
RNA polymerase-I is the only enzyme capable of transcription of ribosomal RNA genes.
• In the eukaryotic system, ribosomal RNA genes are the most active, highly productive, and frequently transcribed genes.
RRNA makes up more than 90% of all the RNA in eukaryotic cells.
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Related Questions
The chemical equation of photosynthesis includes 602. Which best describes this substance?
a solid used during photosynthesis
O a gas used during photosynthesis
a liquid produced during photosynthesis
a gas produced during photosynthesis
Answers
Answer:
a gas produced during photosynthesis
Explanation:
during photosynthesis plants use carbon dioxide, water and sunlight to make sugar (glucose) and a waste product, oxygen gas.
the equation of this process can be:
6 CO2 + 6 H2O + light energy → C6H12O6 + 6 O2.
carbon dioxide + water + light → glucose + oxygen
Answer:
D
Explanation:
I Finsh the test
What is one of the reasons why Gregor Mendel chose to study
Answers
Answer:
Gregor Mendel was the father of the field of genetics, which seeks to explain how traits are passed on from one generation to the next. To study genetics, Mendel chose to work with pea plants because they have easily identifiable traits.
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The _____________ criminalized acts of cyberterrorism
Answers
The Patriot Act of 2001 criminalized acts of cyberterrorism. The USA PATRIOT Act, also known as the Uniting and Strengthening America by Providing Appropriate Tools Required to Intercept and Obstruct Terrorism Act, is a federal law enacted by the United States Congress in 2001 after the September 11 terrorist attacks on the United States.
The Patriot Act, which included provisions for surveillance, intelligence, and law enforcement powers, made it illegal to conduct acts of cyberterrorism. The term "cyberterrorism" refers to the use of computers and information technology to conduct terrorist acts. Acts of cyberterrorism might include cyberattacks on critical infrastructure, such as water and power systems, or the use of hacking to steal sensitive information. In 2001, the United States passed the USA PATRIOT Act in response to the terrorist attacks of September 11, which included provisions aimed at preventing acts of terrorism, including acts of cyberterrorism.
Section 814 of the Patriot Act, also known as the "Cyberterrorism Prevention Act of 2001," criminalized acts of cyberterrorism and made it illegal to engage in activities designed to damage or interfere with critical infrastructure or to commit other acts of terrorism using computers or the internet. The Patriot Act has been a controversial law, with critics arguing that it infringes on civil liberties and provides law enforcement agencies with too much power. Nonetheless, it remains a key piece of legislation in the fight against terrorism, including acts of cyberterrorism.
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Abyal gigantim allow an organim to have a __________________ metabolim, which mean it need _________________ food to urvive. Lower; more
higher; more
higher; le
lower; le
13
Answers
Abyal gigantim allow an organim to have a complex metabolim, which mean it need energy-rich food to survive.
Lower organisms require more simple forms of energy-rich food, while higher organisms require more complex forms of energy-rich food.
Abyal gigantim are organisms that possess complex metabolisms, which require energy-rich food to survive. This food can take the form of carbohydrates, proteins, and fats, and is usually derived from plants or animals. These organisms need to obtain the energy they need to grow and reproduce, and so they tend to require more complex forms of energy-rich food than simpler organisms. For example, a higher organism like a human will require a more complex diet than a lower organism like a bacterium, which can subsist on simple sugars or starches.
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This one strawberry plant is sending out a runner that grows into another strawberry plant. What type of reproduction would this be? This one strawberry plant sends out a runner and another strawberry plant begins to grow. What type of reproduction is this?
a. sexual reproduction
b. asexual reproduction
c. neither, plants don't reproduce.
Answers
Strawberries reproduce asexually. I know this because I learned this last year!
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describe the following conditions: diuresis, glycosuria and polyuria
Answers
Answer:
Explanation:In the absence of diabetes mellitus and diuretic use, the most common causes of chronic polyuria are primary polydipsia, central diabetes insipidus, and nephrogenic diabetes insipidus. Hypernatremia can indicate central or nephrogenic diabetes insipidus. Hyponatremia is more characteristic of polydipsia.
The most common cause of polyuria in both adults and children is uncontrolled diabetes mellitus, which causes osmotic diuresis, when glucose levels are so high that glucose is excreted in the urine. Water follows the glucose concentration passively, leading to abnormally high urine output.
Which brand contains the smallest DNA fragments?
What term describes the technique that was used to generate the results shown in the figure
Answers
Answer:
2) C) band C
3) B) PCR
Explanation:
can you piz write a writen response
Answers
over human history, which process has been most important in improving the features of plants long used by humans as staple foods? answers: genetic engineering artificial selection pesticide and herbicide application sexual selection natural selection
Answers
The most important process in improving the features of plants long used by humans as staple foods over human history are artificial selection.
Artificial selection has been the most significant process in improving the features of plants that have served as staple foods for humans throughout history. Artificial selection, also known as selective breeding, involves the deliberate selection and breeding of plants with desirable traits to produce offspring with enhanced characteristics.
Through careful selection and controlled breeding practices, humans have been able to modify plants' genetic makeup and cultivate varieties that are more productive, resistant to diseases, and better suited to specific environmental conditions.
Genetic engineering, while a more recent development, has also played a role in improving crop traits by directly manipulating the plants' DNA. However, over the course of human history, the practice of artificial selection has been the primary method employed to enhance the features of staple food plants.
By selecting and breeding plants with desired traits, humans have been able to create crop varieties that provide higher yields, improved nutritional content, and enhanced resistance to pests and diseases, contributing to the advancement of agriculture and food production.
In contrast, while natural selection, sexual selection, pesticide and herbicide application, and other processes may have influenced plant evolution, they have not been as significant or intentional in shaping the features of staple food plants as the artificial selection has been.
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which of these sources add water to lakes
Answers
Answer:
what are the sources bff
Explanation:
Answer:
Rain runoff, groundwater, melting snow.
Explanation:
Rain flows through various paths and goes into lakes, carrying various types of small leaves or soil particles along with it into the lake.
Groundwater can also form lakes and is the source of freshwater.
The melting snow is also the source of freshwater that flows and reaches the nearby ponds or lakes present in the nearby areas.
A geologist comes across a rock formation with three layers of sedimentary rock. In the lowest layer, she finds fossils of an early horse. The middle layer is made of coal. The top layer included trilobites. What can the geologist infer about these layers of rock?
Answers
The geologist can infer that there have been significant environmental and biodiversity changes in the area over time, transitioning from a land environment with early horses to a swamp or forest that produced coal, and finally to a marine environment with trilobites.
The geologist can infer the following about the rock layers:
1. Relative age: According to the Law of Superposition, the lowest layer is the oldest, the middle layer is younger, and the top layer is the youngest. So, the early horse fossils are older than the coal and trilobite fossils.
2. Environment: The presence of coal in the middle layer suggests that the area was once a swamp or forest with abundant plant material that was compressed and transformed into coal over time.
3. Biodiversity: The presence of early horse fossils in the lowest layer indicates that there were land animals living in the area during that time period. Trilobites in the top layer suggest a marine environment, meaning that the area was underwater at some point after the formation of the coal layer.
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In genetics, what does a genotype of (Nn) signify?
Answers
Answer:
CORRECT (SELECTED)
Heterozygous; one dominant allele and one recessive allele
Explanation:
A heterozygous individual (Hh), also known as a carrier, has a genotype with one dominant allele (H) and one recessive allele (h).
which of the following is a false statement? answer unselected consumers consume other organisms. unselected energy flows through an ecosystem. unselected energy from the sun is used up by photosynthetic organisms. unselected
Answers
The false statement is unselected energy flows through an ecosystem. The details on ecosystem is given in the below section.
Energy flows in simplest one course thru an ecosystem. Energy is captured from daylight through plants, then exceeded directly to the organisms that devour plants, then exceeded to the organisms that devour the ones organisms, and so on. The end result is a linear, unidirectional go with the drift of electricity through an ecosystem. In maximum herbal ecosystems electricity comes from the solar, it's far ate up through producers. It is then exceeded directly to successive trophic degrees withinside the shape of food. Hence, energy flows from the prey to the predator, now no longer withinside the opposite course. sun electricity is the closing supply of energy. The mild energy is given through the solar is transformed to chemical energy through plants. This electricity is taken up through customers further, withinside the shape of food.
Thus, the false statement is unselected energy flows through an ecosystem.
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The sodium-potassium pump is involved in active transport that moves 3 sodium ions from the cell for every 2 potassium ions it moves into the cell. Which of these best explains why energy is needed for active transport?.
Answers
Answer:
The sodium-potassium pump is an active transporter because it needs to move sodium and potassium ions against the concentration gradient.
Explanation:
You have to think of it as outside vs inside the cell.
Outside the cell, you have 5mM K and 150mM Na. Inside the cell, you have 100mM K and 10mM sodium. Without the transporter then the ions would go from greater concentration to lower concentration. Energy keeps the ions going from the way they would naturally happen.
Facilitated diffusion requires
A. a protein pump, energy, and a concentration gradient.
B. no energy, net osmotic movement, and a protein pump.
C. a concentration gradient, a protein channel, and no energy.
Answers
Answer:
A.Explanation:
TutorialDiffusionDiffusion means that the net movement of particles (molecules) is from an area of high concentration to low concentration.Graph of the simple and facilitated diffusion taking into account the rate of uptake and the concentrationIf the particles can move through the lipid bilayer by simple diffusion, then there is no limit to the number that can fit through the membrane. The rate of diffusion increases linearly as we add more particles to one side of the membrane.If the particles can only pass through protein channels, then the rate of diffusion is determined by the number of channels as well as the number of particles.Once the channels operate at their maximal rate, a further increase in particle numbers no longer increases the apparent rate of diffusion. At this limited rate we describe the protein channel as being saturated.The cartoon illustrates several points about facilitated diffusion. The particles are more concentrated on one side of the membrane, and yet they can move in both directions. However, the net movement is from high particle concentration to low. If the number of particles gets so high on one side of the membrane that they interfere with diffusion through the protein channel, then we observe a limit to the rate of diffusion at the point of saturation.Illustration of facilitated diffusionanimation used with permission of the Virtual Cell Web PageProblem 7 | Answer | Problem 8The Biology Project > Cell Biology > Cell Membranes > Problem SetThe Biology ProjectDepartment of Biochemistry and Molecular BiophysicsUniversity of ArizonaMay 2002Revised: August 2004Contact the Development TeamSimple diffusion does not require energy: facilitated diffusion requires a source of ATP. Simple diffusion can only move material in the direction of a concentration gradient; facilitated diffusion moves materials with and against a concertion gradient.
Answer:
C. a concentration gradient, a protein channel, and no energy.
Explanation:
Facilitated diffusion requires a concentration gradient, a protein channel, and no energy.
How much does the sky weigh?
QUICKEST AND MOST REASONABLE ANSWER WILL BE GIVEN “BRAINLIEST!”
Answers
14.7 lbs per square inch
What about if the anchor cell is ablated in a let-23 gain-of-function mutant?
A) Vulva
B) multi-vulvate
C) both
D) none
Answers
If the anchor cell is ablated in a let-23 gain-of-function mutant, the resulting phenotype would be: None, option D is correct.
In the process of vulva development in the nematode Caenorhabditis elegans, the anchor cell plays a crucial role by inducing neighboring cells to adopt vulval cell fates. The let-23 gene encodes an epidermal growth factor receptor (EGFR) expressed in the vulval precursor cells.
In a let-23 gain-of-function mutant, the EGFR signaling pathway is constitutively activated, leading to excessive vulval induction. However, if the anchor cell, which usually initiates this induction process, is ablated (removed or destroyed), it would prevent the installation of vulval cell fates, option D is correct.
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Read the description a student gave about how he wrote his research paper. First, I analyzed the prompt to determine what my topic was going to be. I formulated a research plan and schedule and then wrote my research question. Then I found valid sources to use in my research and began learning about my topic. I organized what I found and wrote my draft, making sure to cite my sources. Finally, I edited it for grammar, structure, and readability. What change should the student have made to the writing process
Answers
The student should have formulated a thesis statement before writing the draft. This step is crucial to guiding the research and structuring the paper effectively.
In the student's description, they analyzed the prompt, created a research plan, and found valid sources for their research. However, they missed the important step of formulating a thesis statement, which would have provided a clear focus and direction for their research and writing. A thesis statement is a concise, specific argument that the writer intends to prove throughout the paper. By including a thesis statement early in the process, the student would have been able to structure their paper more effectively, ensuring that all information and arguments presented are directly related to the central claim. **Thesis statement** and **structuring the paper** are two crucial aspects of the research paper writing process that should not be overlooked.
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as a vell grows in size, transport of materials in and out of the cell becomes morr difficult. which event helps a cell to effieciently transport material as the cell grows?
a. the cell undergoes mitosis
b. the cell undergoes mutation
c the cell develops a thicker cell wall
d. the cell stores more materials in its vacuoles
Answers
Answer:
D
Explanation:
With larger storage, a larger area in the cell is taken up. The other answers are irrelevant to the question.
Upon examination of a zygote, a developmental biologist discovers that it possesses 69 chromosomes. what does this indicate?
Answers
Upon examination of a zygote, a developmental biologist discovers that it possesses 69 chromosomes. This indicates that the zygote is triploid. In other words, the zygote has three sets of chromosomes rather than the typical two sets.
The normal diploid number of chromosomes in human cells is 46 (23 pairs). During sexual reproduction, the haploid gametes (sperm and egg cells) each contribute one set of 23 chromosomes to form the zygote with 46 chromosomes. However, in cases where an individual receives an extra set of chromosomes from one parent (usually as a result of a mistake during cell division), they will have a triploid number of chromosomes (69 in this case). Triploidy is a rare chromosomal abnormality that usually results in early miscarriage or stillbirth. Surviving individuals with triploidy have severe developmental abnormalities and do not typically survive for long after birth.
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why does RuBisCo have a high optimal pH?
Answers
Answer:
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The pH on catalysis and activation characteristics of spinach ribulose 1,5-bisphosphate (RuBP) carboxylase were examined at air level of CO2. Catalysis at limiting CO2 was independent of pH over the range of pH 8.2 to 8.8 However, the kinetics of activation and the apparent equilibrium between the activated and inactivated forms of the enzyme were strongly dependent upon the pH and the presence or absence of the substrate RuBP. When incubated at air level of CO2 at pH 8.2 in the absence of RuBP, the enzyme activation state was approximately 75% of that achieved with saturating CO2 at that pH. The extent of activation increased with pH reaching 100% at pH values of 8.6 or higher.
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Indicate whether the statement is associated with initiation (1), elongation (E), or termination (T) of bacterial transcription. (3 pts) Starts with the formation of a closed complex. May occur either dependently or independently of the rho protein. Actively uses the template strand for RNA synthesis. Unraveling of the DNA occurs in AT-rich regions. The RNA polymerase moves along the DNA. The sigma factor within the holoenzyme binds to the DNA.
Answers
Initiation: Starts with a closed complex and sigma factor binding. Elongation: RNA polymerase moves along the DNA. Termination: rho-dependent or rho-independent.
The assertion "Starts with the development of a shut complex" is related with commencement of bacterial record. During commencement, RNA polymerase ties to the advertiser locale of DNA, framing a shut complex.
The assertion "May happen either conditionally or autonomously of the rho protein" is related with end of bacterial record. End can happen through two components: rho-subordinate end, which includes the rho protein, and rho-autonomous end, which happens without the inclusion of the rho protein.
The assertion "Effectively utilizes the layout strand for RNA blend" is related with prolongation of bacterial record. During lengthening, RNA polymerase moves along the DNA format strand, blending RNA in the 5' to 3' course.
The assertion "Unwinding of the DNA happens in AT-rich locales" is related with commencement of bacterial record. AT-rich locales are more straightforward to loosen up than GC-rich districts, and the kickoff of the DNA twofold helix is essential for record inception.
The assertion "The RNA polymerase moves along the DNA" is related with lengthening of bacterial record. Whenever record has been started, RNA polymerase keeps on moving along the DNA layout, incorporating the RNA particle.
The assertion "The sigma factor inside the holoenzyme ties to the DNA" is related with commencement of bacterial record. The sigma factor is a subunit of RNA polymerase that aides in perceiving the advertiser grouping and restricting to the DNA during commencement.
In outline, the assertions related with commencement of bacterial record are "Starts with the development of a shut complex" and "The sigma factor inside the holoenzyme ties to the DNA."
The assertion related with prolongation is "The RNA polymerase moves along the DNA." The assertion related with end is "May happen either conditionally or freely of the rho protein." The assertion in regards to DNA unwinding in AT-rich districts is pertinent to the inception stage.
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The prefrontal cortex is an example of a(n) _____ area of the cerebral cortex because it is involved in higher-level thinking rather than primary motor or sensory functions.
Answers
According to the research, the correct option is association. The prefrontal cortex is an example of association area of the cerebral cortex because it is involved in higher-level thinking rather than primary motor or sensory functions.
What is the prefrontal cortex?It comprises a set of neurons that cluster in the most anterior part of the frontal lobe, to fulfill functions related to working memory, thinking and the control of some emotional states.
In this sense, it is considered an association area since it controls emotions that include aggression, as well as participates in thinking, problem solving, decision making, and information from other brain areas.
Therefore, we can conclude that according to the research, the correct option is association. The prefrontal cortex is an example of association area of the cerebral cortex because it is involved in higher-level thinking rather than primary motor or sensory functions.
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What is a translation
Answers
a translation is a geometric transformation that moves every point of a figure or a space by the same distance in a given direction
What happens during cytokinesis with plant cells?
Answers
Answer: the conjoined two daughter cells seperate.
Explanation:
Answer: Cytokinesis is the final stage of cell division in eukaryotes as well as prokaryotes. During cytokinesis, the cytoplasm splits in two and the cell divides. ... In plant cells, a cell plate forms along the equator of the parent cell. Then, a new plasma membrane and cell wall form along each side of the cell plate
Explanation:
Which food group is shown in the picture below?
Answers
Answer:
The food group is Protein
Give an example of how natural selection could benefit a specles. Justify your response In two or more complete
sentences.
Answers
Answer:
Natural selection is an important process that we experience daily throughout the environment. This process is important because it allows a species to involve, and remove any unfavorable trait that may be damaging them. This will allow only the strong of the species to survive, which will then produce strong and genetically safe offspring. This also allows an organism to adapt, and create more diversification that will promote the well-being of that specific species.
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List three examples of artificial pollutants and three examples of natural pollutants.
Answers
Answer:
Three examples of artificial pollutants are:
Exhaust from vehicles: This type of pollution is caused by the burning of gasoline or diesel in the engines of cars, trucks, and other vehicles. It releases harmful gases and particles into the air, contributing to air pollution.
Industrial waste: Industrial activities such as manufacturing, mining, and power generation can produce large amounts of waste and pollution, including chemicals, heavy metals, and other hazardous materials.
Plastic waste: Single-use plastics such as bags, straws, and bottles can end up in the environment, polluting the land, water, and air. They can also harm wildlife and enter the food chain.
Three examples of natural pollutants are:
Volcanic eruptions: These can release large amounts of ash, gases, and particles into the air, causing air pollution and posing health risks to animals and humans.
Forest fires: Wildfires can release large amounts of smoke and particles into the air, contributing to air pollution and harming wildlife and human health.
Dust storms: These natural events can pick up large amounts of dust and other particles, creating hazardous air conditions and posing health risks to people with respiratory problems.
Explanation:
Answer:
Examples of artificial pollutants:
Sulfur dioxide emitted from power plants
Plastic debris in oceans and waterways
Nitrogen oxide from car exhausts
Examples of natural pollutants:
Volcanic ash and gas emissions
Pollen and mold spores
Forest fires and smoke from burning plant matter.
What is the function of the “R group” in a protein?
Answers
what was the name of the first successfully cloned mammal?
Answers
Answer:
Dolly the sheep
Explanation:
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