Answer:
initiation
Explanation:
It involves copying a gene's DNA sequence to make an RNA molecule. Transcription is performed by enzymes called RNA polymerase, which link nucleotides to form an RNA strand (using a DNA strand as a template). Transcription has three stages: initiation, elongation, and termination.
Answer:
initiation
termination
elongation
Explanation:
I just got 100% on the test :)
Which factor is NOT directly determined by genes?
a)physical range
b)lifespan range
c)behavioral range
d)personality range
Answer:
B
Explanation:
pls mark me brainliest right
Answer:
B
Explanation:
the other are ones that can be controlled and learned
what are three tools used by scientists to collect quantitative data? please
Answer:
Probability sampling.
Questionnaires.
Rating scales.
Census
Explanation:
Many cells associated with a variety of cancers have mutations in the p53 gene. Why are mutated tumor suppressor genes, like p53, considered recessive mutations
Answer:
it is a recessive mutation because one functional copy of the p53 gene is sufficient to maintain the normal phenotype (i.e., one functional copy of the p53 gene can protect from cancer)
Explanation:
The p53 gene encodes a protein that plays a critical role in controlling the cell cycle. It is for that reason that the p53 gene is referred to as a "tumor suppressor" gene which acts to suppress tumor cells. Moreover, it is well known that when individuals inherit only one functional copy of this gene (instead of two normal alleles), they are normal but also prone to develop different types of cancers during early adulthood. The Li-Fraumeni syndrome is a genetic (inherited) predisposition to cancer due to the inheritance of a mutated p53 gene copy.
State 5 effects of exercise with varying intensity on the immune system.
Varying intensity of exercise can result in different effects on the immune system, such as increased natural killer cell activity, decreased inflammation, improved antibody response, increased white blood cell count, and increased cytokine production.
What are the 5 effects of exercise with varying intensity on the immune system?Here are 5 effects of exercise with varying intensity on the immune system:
Moderate Intensity Exercise: Regular moderate intensity exercise has been shown to enhance immune function by increasing the circulation of immune cells and antibodies in the body.
High Intensity Exercise: Short-term high-intensity exercise can lead to temporary suppression of the immune system. This is because intense exercise causes stress on the body, leading to the release of stress hormones that can suppress immune function.
Chronic Intense Exercise: Prolonged, intense exercise can lead to a decrease in immune function and increase the risk of infection if the body is not given adequate time to recover.
Resistance Training: Resistance training has been shown to boost immune function by increasing the production of immune cells.
Aerobic Exercise: Aerobic exercise has been shown to boost the immune system by increasing the number of natural killer cells, which are a type of immune cell that helps to fight off infections. Aerobic exercise can also increase the circulation of immune cells and antibodies in the body, improving immune function.
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Which statement describes a climate condition? NEED IT ASAP
Answer:
an ice storm js expected anytime
Explanation:
this is a climate condition beacuse its a condition caused by the climate
NEED HELP ASAP PLS AND THX
PIC IS ATTACHED
Carbon-12 atomic number is 6, Mass number is also 12, Atomic mass is 12.011 amu , carbon has 6 proton, 6 electron but 6 neutron.
What is Atomic Number?The charge number of an atomic nucleus is the chemical element's atomic number, often known as its nuclear charge number. This is the number of protons present in the nucleus of every atom of that element, or the proton number, for conventional nuclei.
Protium atomic number is 1, Mass number is also 1, Atomic mass is 1.00794 amu , protium has 1 proton, 1 electron but no neutron.
Carbon-12 atomic number is 6, Mass number is also 12, Atomic mass is 12.011 amu , carbon has 6 proton, 6 electron but 6 neutron.
Magnesium-24 atomic number is 12, Mass number is also 12, Atomic mass is 24.305 amu , magnesium has 12 proton, 12 electron but 12 neutron.
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A weather map is shown for the southern United States. According to the map, tornadoes are most closely associated with which
weather event?
A)
blizzards
B)
cyclones
hurricanes
D)
thunderstorms
A weather map has been shown for the southern United States. According to the map, tornadoes are most closely associated with thunderstorms weather event. Thus, option D is correct.
What is the use of map in weather or garden?
Map is the distribution of flower in a garden. A diagram has been used to label an object so the parts can be recognised easily. A 3-D model has a xerox copy of the object in a three dimensional figure . An information a word so one can assume infographic . A map helps to represent the layout of the land or distribution of flower in garden.
Geographic information system (GIS) has been analyzed and visualize data for geographic positions on Earth's surface. GIS has computer - based tool that examines spatial relationships, pattern and trends. By connecting geography with data, GIS better understands data using a geographic context.
Therefore, A weather map has been shown for the southern United States. According to the map, tornadoes are most closely associated with thunderstorms weather event. Thus, option D is correct.
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what is the analogy between the vacuole and a school?
Answer:
The vacuoles is like the cabinets in the school used to store items. where we release all of our energy. Cytoplasm is like the hallways of the school.
What can humans do to decrease the amount of carbon released into the atmosphere? Select all that apply.
drive less
recycle more
eat more plants
eat less fish
Answer:
Hey there
We know that A is correct so let's keep that in mind.
B is kind of correct because when you recycle you stop manufacturing materials which in itself releases greenhouse gasses. So yes B is possible.
C is incorrect because plants help reduce carbon emisions.
and well D quite frankly has nothing to do with that.
So lets say that A and B are the correct answers
I neeed help pls answe them plssss
Answer:
Autosomal dominant and recessive: Autosomal dominant states a pattern of inheritance in which an individual carries one normal gene and one copy of a mutant gene while autosomal recessive states a pattern of inheritance in which an individual have two copies of the mutant gene.
Incomplete dominance: Incomplete dominance states a heterozygous condition in which both the alleles present are partially expressed and produces intermediate phenotype.
Codominance: In codominance and individuals receive alleles, if both the alleles are different including dominant and recessive, dominant allele will be expressed while recessive will be masked.
Multiple alleles: organisms with multiple alleles exist with two copies of every gene present in a population with variation in genes.
Sex linked gene: In humans and some other organisms, sex linked genes are influenced by genes on the X chromosome. for example: If a gene is present on the X chromosome only and not the Y chromosome.
The cell membrane is mainly made up of lipids and proteins. It acts as a barrier to the surrounding environment. Which of the following statements about lipids BEST supports the argument that lipids help protect the contents of the cell?
Responses
Lipids that are placed in water do not dissolve.
Lipids that are placed in water do not dissolve.
The tail of a lipid is made of carbon and hydrogen.
The tail of a lipid is made of carbon and hydrogen.
Individual lipids in a membrane can rotate freely.
Individual lipids in a membrane can rotate freely.
Lipids are composed of a head and a thin tail
Lipids helps in protecting the contents of cell because it is hydrophobic , when placed in water they do not get dissolve.
There is a characteristic that unites the various chemicals that make up lipids. Insoluble in water, lipids are hydrophobic ("fear of water"). In a cell, lipids have a wide range of activities. Fat-like lipids, often known as lipid stores, are how cells keep energy for long-term use. For both plants and animals, lipids act as a barrier between them and their surroundings. As an illustration, their water-repellent properties aid in keeping aquatic birds and mammals dry. A significant component of the plasma membrane, lipids serve as the building blocks for numerous hormones. The several types of lipids are fats, oils, waxes, phospholipids, and steroids.
Thus, lipids cell membrane are the structural barrier of cell and helps in protecting its contents .
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Thorium-234 has a half-time of 24 days. If a sample that originally contained 200 grams of thorium -234 now contains only 25 grams,what is the age of the sample ?
The age of the Thorium sample that originally contained 200 grams would be 72 days.
Age of a radioactive sampleThe decay of Thorium-234 follows an exponential decay model, where the amount of Thorium-234 remaining after time t is given by:
N(t) = N0 * (1/2)^(t/T)
where:
N0 = initial amount of Thorium-234 (200 g in this case)
N(t) = amount of Thorium-234 remaining after time t (25 g in this case)
T = half-life of Thorium-234 (24 days in this case)
Substituting the given values into the equation, we get:
25 = 200 * (1/2)^(t/24)
(1/8) = (1/2)^(t/24)
Taking the logarithm of both sides (base 2), we get:
log2(1/8) = log2[(1/2)^(t/24)]
-3 = -(t/24)
t = 72 days
Therefore, the age of the sample is 72 days.
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7. Amutualism type of relationship is different from a parasitic relationship because in mutualism, (a) both organisms involved benefit (b) none of the organisms benefits or harm each other (c) both organisms harm each other (d) only one of the organisms is harmed. The table below shows the number of some organisms in habitats W and Y. Study it and answer questions 28 to 30. Organisms Plankton Antelope Water flea Tilapia Lion Frog Grass Number in the habitat Habitat W Habitat Y 0 51 126 0 10 23 0 6 0 C 0 0 6 0 250 37 32 3
One species gain from parasitic interactions while the other loses. Medical microbiology studies a large majority of parasitic, human tissue-eating bacteria. For instance, parasitic bacteria are responsible for cholera, leishmaniasis, and giardia.
Any coexistence of two or more biological species is referred to as symbiosis. These connections are typically long-lasting and have a significant effect on the fitness of either one or both animals. The advantages and physical characteristics of symbiotic interactions are classified. In nature, relationships in which both species profit are known as mutualistic relationships. Numerous instances of mutualistic bacteria in the stomach that support digestion in both humans and animals may be found in the field of microbiology. A relationship between species known as commensalism occurs when one species benefit and the other is unaffected.
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When recording euthanasia be sure to note the date, animal identification information, confirmed or tentative diagnosis, euthanasia method and
When recording euthanasia be sure to note the date, animal identification information, confirmed or tentative diagnosis, euthanasia method and final disposition.
The euthanasia record is an important document for veterinary practices and should be maintained according to state and federal regulations and the policies and procedures of your practice.
When recording euthanasia, be sure to note the date, animal identification information, confirmed or tentative diagnosis, euthanasia method, and final disposition.
Another important thing to note is that euthanasia should be considered only when alternative management options are not available or have been exhausted, when quality of life is poor, and when euthanasia is in the best interest of the animal.
All reasonable steps should be taken to minimize pain and distress during the process.
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Give long answers to the following questions. [3x8=24] 9. Mention characteristic features of family Solanaceae with floral formula and floral diagram. Give two examples (Scientific names) of medicinally important [4+1+2+1] plant species of this family.
The plants exhibit pharmacological significance due to their alkaloid content, which can have potent effects on the nervous system and various bodily functions.
Family Solanaceae, commonly known as the nightshade family, is a diverse group of flowering plants characterized by several key features. The floral formula of Solanaceae is typically represented as (5) K (5) C(5) A(2+2) G(2), indicating five sepals, five petals, five fused stamens (with two longer and three shorter ones), and a superior ovary composed of two fused carpels. The floral diagram represents a radial symmetry with overlapping sepals and petals, and the stamens and pistil positioned in the center.
Solanaceae encompasses many medicinally important plant species. Two notable examples are:
Atropa belladonna: Also known as deadly nightshade, Atropa belladonna contains alkaloids such as atropine and scopolamine, which have various medical uses. These compounds have anticholinergic properties and are used in medicine to dilate pupils, treat gastrointestinal disorders, and relieve bronchial spasms.
Datura stramonium: Commonly called jimsonweed or thorn apple, Datura stramonium contains alkaloids like scopolamine and hyoscyamine. It is used for its antispasmodic and bronchodilatory properties and has been employed in traditional medicine to relieve asthma symptoms and treat skin conditions.
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When a population of animal 'X' was introduced into the community, the number of lions increased while the number of wildebeest decreased. Animal 'X' could be:
A Herbivore
B Carnivore that is a predator of wildebeest and lion
C Carnivore that is a predator of wildebeest but a prey of the lions
D Omnivore
Animal 'X' could be Carnivore that is a predator of wildebeest but a prey of the lions. The best answer will be (C)
Analogy to affirm the animal is carnivoreI will agree with C because a carnivore that preys on wildebeest but is also preyed upon by lions could cause an increase in the lion population due to decreased competition for food, while also causing a decrease in the wildebeest population due to predation. This scenario is consistent with the observed increase in lion numbers and decrease in wildebeest numbers.
Therefore, animal 'X' is most likely a carnivore that preys on wildebeest but is also preyed upon by lions, making option C the most appropriate answer.
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list the correct medical terms in the blanks. ( no partial credit and spelling counts) redness of the skin itching of the skin doctor who specializes in the skin fungal infection of the toenail small fluid-filled skin elevations (plural)
The correct answers to the preceding fill-in-the-blank questions are: Erythema, Pruritis, Dermatologist, Onychomycosis, and Vesicles.
What is the cause of erythema?Erythema multiforme is a type of skin reaction that can be caused by an infection or certain medications. It is usually minor and resolves within a few weeks. There is also a rare, severe type that can damage the lips, genitals, and eyes and is potentially fatal. This is referred to as erythema multiforme major.
What symptoms of pruritus are there?Itching is a medical term for pruritus. It refers to a sensation or feeling on your skin that makes you desire to scratch it. Pruritus can be unpleasant or annoying, and it can be limited to one location or spread across your body.
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Ddiversity is me ured by counting the number and variation of different species of plants, animals, and other organisms that interact within an ecosystem. examining the usefulness of a specific trait in a species that interacts within an ecosystem. counting the total number of one species population and how they interact within an ecosystem. only analyzing animal species that interact within an ecosystem. P
Diversity is measured by counting the number and variation of different species of plants, animals, and other organisms that interact within an ecosystem, 1st option.
What has diversity got to do with ecosystem interaction?Diversity is crucial for ecosystem interaction because different species within an ecosystem rely on each other for survival. A diverse ecosystem is better able to withstand disturbances such as natural disasters, climate change, and invasive species.
When there is a loss of biodiversity, it can lead to a disruption of ecosystem services such as pollination, nutrient cycling, and water purification. Therefore, preserving diversity within an ecosystem is essential for the overall health and functioning of the ecosystem.
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What is the name of the tissue that lays on top of the heart
Neurons are brain cells. Where would a new neuron come from? A. bacteria
B. nonlivin matter
C. other cells
D. food
I am doing brainlyest to the right answer and you have to be the first one to get the right answer so be quick!!!! Not to mention the 20 points O_O
Answer:c
Explanation:
Took the quiz and got it right
Answer:
Cells opition c
Explanation:
i got a 100 on da quiz
Which of the following enzymes is responsible for transcribing tRNA in eukaryotic cells?A. RNA polymerase I.B. RNA polymerase lI.C. RNA polymerase.D. Primase.E. RNase H.
Answer:
The correct answer would be - option C RNA polymerase III
Explanation:
RNA polymerase III is the only enzyme of RNA polymerase which is responsible for transcribing the tRNA in eukaryotic cells. Other than tRNA and 5s rRNA all other RNA genes are transcribe by the RNA polymerase II.
RNA polymerase 1 transcribes only rRNA genes in eukaryotic cells. It is a enzyme which is precursor for small RNA of cytoplasm and nucleus. RNA polymerase III found in nucleoplasm of the cell.
Thus, the correct answer would be - option C RNA polymerase III
Offer a possible explanation why even identical twins are not exactly alike.
Answer:
Because identical twins are an example of sexual reproduction, which provides different looking offspring
Explanation:
Organisms that are birthed of asexual reproduction are always exactly identical
i.
Besides temperature, what other independent variables could you
alter to test whether radish seed swelling is essentially a physical
process or a chemical process?
Add a metabolic poison to the water to block any active metabolism and see if the seed germinates the same as without the poison.
The percent increase in mass decreases with rising temperature. As temperature rises, its value approaches that of the percent increase in mass. There are two types of requirements for microbial growth: physical and chemical. Osmotic pressure, pH, and temperature are examples of physical factors. Water, supplies of carbon and nitrogen, minerals, oxygen, and organic growth stimulants are all chemical necessities.hence by using poison to block the active metabolism of seed the chemical growth will be restricted. If the seed still swells this means that it is a physical process.If the seed swelling stops then the process is considered chemical.learn more about seed here: https://brainly.com/question/1022692
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Three different small organic ligands can each bind to a protein but only one ligand can bind to the protein at a time. The KD for ligand 1 binding to the protein is 100 nM The KD for ligand 2 binding to the protein is 72 nM The KD for ligand 3 binding to the protein is 9 nM Which of the three ligands binds tightest to the protein?
Answer:
Explanation:
The binding affinity in ligand binding is measured using the equilibrium dissociation constant (KD).
The larger the dissociation constant value, the more weakly the target molecule and ligand are attracted to and bind to one another.
This, in this case study, the ligand that binds tightest to the protein is ligand 3 with a binding affinity of 9nM followed by Ligand 2 and then 1.
Evolution shows us that all living organisms have a
Answer:
cell membrane, nucleus, nucleolus, nuclear membrane, cytoplasm, endoplasmic reticulum, Golgi apparatus, ribosomes, mitochondria, centrioles, cytoskeleton, vacuoles, and vesicles.
Explanation:
What type of cells use meiosis as a method of cell division?
Answer:
Meiosis is a type of cell division that reduces the number of chromosomes in the parent cell by half and produces four gamete cells. This process is required to produce egg and sperm cells for sexual reproduction.
Explanation:
Which statement describes the cyclic nature of seafloor spreading?
A. Continents are created
B. New oceanic crust is created
C. Volcanoes erupt and remove crust
D. The old crust gets thicker at subduction zones
Please hurry i have 10 minutes left
Answer:
volcanoes erupt and remove crust
Answer: the answer is C. Volcanoes erupt and remove crust
Explanation: I got it right on edge 2021
Question 6 of 10 What is the purpose of the part of the male reproductive system that is highlighted below? f OA. Transfers sperm cells to the urethra OB. Manufactures sperm cells OC. Creates the fluid in semen D. Stores sperm cells until they mature ← PREVIOUS
The purpose of the part of the male reproductive system that is highlighted below is: Transfers sperm cells to the urethra (option A).
What is male reproductive system?Reproductive system is a system of organs within an organism which work together for the purpose of reproduction.
In the male reproductive system, the following organs are involved;
TestesVas deferensScrotumUrethraThe vas deferens is the duct in the testicle that carries semen from the epididymis to the ejaculatory duct. The labelled structure in this diagram is the vas deferens.
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One advantage of primary research is that it avoids needless duplication of costly research efforts.
Indicate whether the statement is true or false
One advantage of primary research is that it avoids needless duplication of costly research efforts: statement is false.
What are the advantages of primary research?Primary research is a practise that researchers employ to gather data directly as opposed to relying on data from earlier study. They "own" the data in theory. Primary research is only done to solve a specific issue that needs in-depth investigation.
Primary research ensures that the data gathered is current and pertinent, allowing precise patterns to be shown. Additionally, primary research gives the individual or organisation access to the information.
Primary research often costs more, takes longer, but produces more definitive results than secondary research. Research that has previously been prepared, gathered, arranged, and published by others is known as secondary research.
So, the given statement is false.
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For children from two to five, chikcare spaces are best organized into centers for play.
True or false ?
Answer:
True
Explanation: