Answer:
I think it is (d)say thanks if its write
Explanation:
I need help with this practice problem solving In your words, give a short summary to my pic
Answer: The English settlers brought it over from England when they brought supplies to start a new life over
Explanation:
What enzyme adds to bases to the new strand- the builder?
This process occurs inside the ____________ which is only present in plant cells.
Answer:
chlorophasts
Explanation:
Photosynthesis is a process used by plants and other organisms to convert light energy into chemical energy that, through cellular respiration, can later be released to fuel the organism's activities. Some of this chemical energy is stored in carbohydrate molecules, such as sugars and starches, which are synthesized from carbon dioxide and water
Answer:
If I am correct I think it is "Chloroplast"
when genes are linked, a few of the recombinant genotypes still occur in the offspring because of
When genes are linked, a few of the recombinant genotypes still occur in the offspring because of crossing over during meiosis. Crossing over is the exchange of genetic material between homologous chromosomes, which occurs during prophase I of meiosis.
This process can result in the formation of new combinations of alleles on the chromosomes that were previously linked. However, the frequency of recombinant genotypes is lower than the frequency of non-recombinant genotypes, as the closer the genes are located on the chromosome, the less likely they are to be separated by crossing over.
The distance between the linked genes and the frequency of crossing over determine the probability of recombinant genotypes occurring in the offspring.
Therefore, linked genes tend to be inherited together more often than not.
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WILL MARK BRAINLYEST
9. A student was creating a model for a certain cell organelle. She drew the picture of the organelle below.
How could you best describe the function of this organelle?
O It is a ribosome which assembles proteins in prokaryotes.
It is a ribosome which assembles proteins in eukaryotes.
It is a Golgi apparatus which modifies proteins in prokaryotes.
It is a Golgi apparatus which modifies proteins in eukaryotes.
Answer:
I would say It is a ribosme which assembles proteins in eukaryotes
producers and microorganisms are able to use sulfur easiest if it is in what form? question 4 options: sulfide sulfhydryl group hydrogen sulfide sulfate
Producers and microorganisms are able to use sulfur the easiest if it is in sulfate form.
Producers, microbes, and sulfateProducers and microorganisms are able to use sulfur the easiest if it is in the form of sulfate. Sulfate is a stable and readily available form of sulfur in many environments.
Producers, such as plants, and various microorganisms have the ability to take up sulfate and utilize it in metabolic processes. Sulfate can be converted into organic compounds containing sulfur through enzymatic reactions within these organisms.
While other forms of sulfur like sulfide, sulfhydryl groups, and hydrogen sulfide may also be utilized by specific microorganisms in different contexts, sulfate is generally the most easily accessible and commonly utilized form of sulfur in biological systems.
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What is Alfonso's BMR? How many calories does Alfonso require to consume daily?
Alfonso is 24-years old, 6'2', and weighs 185 pounds. He is moderately active.
His BMR is()
His daily calorie requirement is ()
Alfonso is 24-years old, 6'2', and weighs 185 pounds. He is moderately active.
His BMI is( 24)
His daily calorie requirement is (1899 calories)
Your BMI is deemed underweight if it is less than 18.5. Remember that a BMI assessment that indicates underweight may come with some health hazards. For more details on BMI calculations, please speak with your healthcare physician.
Your BMI is regarded as normal if it falls between 18.5-24.9.
Overweight is defined as a BMI of 25 to 29.9 or above. Your chance of developing cardiovascular disease may rise if you are overweight.
If your BMI is greater than 30, you are deemed obese. Daily value food labels are seen on practically every packaged food or drink container. Obese people are more likely to develop several diseases and health issues. Information particular to each product is listed on the label.
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How do you tell apart kingdom archaebacteria and kingdom eubacteria?
Kingdom Archaebacteria and Kingdom Eubacteria are two of the three domains of life, and they differ in several key characteristics.
Archaebacteria are unicellular organisms that live in extreme environments such as hot springs, salt flats, and acidic environments, whereas Eubacteria can be found in a wide range of habitats, including soil, water, and the bodies of plants and animals.
Archaebacteria have a unique cell wall structure that is distinct from Eubacteria, as well as a different membrane lipid composition. Additionally, the genetic material of Archaebacteria is more similar to eukaryotes than to Eubacteria, as they possess introns in their genes. Another key difference is that Archaebacteria are able to use a wider range of metabolic pathways than Eubacteria, allowing them to survive in extreme environments.
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Once you’ve decided on your three organisms, the next step is to ask questions about the characteristics of the organisms you chose. This step will help you complete the Venn diagram. Here are a few questions to help you:
How many stages are present in the life cycles of these organisms?
Does a metamorphosis occur during their life cycles?
How do these organisms gain energy for their growth?
Where do these organisms live on Earth?
Can these organisms move freely?
What type of reproduction do these organisms have?
Are the organisms genetically identical or different from their parents?
Do these organisms produce many or few offspring at one time?
What other specialized structures or reproductive strategies do these organisms have?
life cycle: an organism’s stages of growth and development that lead to the production of offspring
Write down two additional questions you’ll research.
URGENTT
hi! hope youe doing ok! can you help me please?
Answer:
3rd one
Explanation:
3rd one
Answer:
Mutations lead to
Explanation:
Which of the following is a chemical change?
a. cutting a rope
b. burning sugar
c. bending a steel rod
d. melting gold
e. making a snowman
The option which represents a chemical change among the given options is option B which states "burning sugar".
A chemical change is a type of change in which the substances in the substance themselves are changed into one or more different substances with different physical and chemical properties. During a chemical reaction, the chemical identity of the substance(s) involved is altered.
Hence, when we are observing a chemical change, we can see a change in color, odor, and temperature, etc. All these chemical changes are generally irreversible
Physical change can be differentiated from a chemical change based on the fact that physical change only alters the state or size of a substance. Whereas, a chemical change alters the chemical identity of the substance, by changing its chemical composition and properties.
The given options are: a. cutting a rope b. burning sugar c. bending a steel rod. melting gold e. making a snowman Option a, "cutting a rope" is a physical change. Option b, "burning sugar" is a chemical change. Option c, "bending a steel rod" is a physical change. Option d, "melting gold" is a physical change. Option e, "making a snowman" is a physical change.
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What is the main ingredient in magnets? *
A. Gold
B. Copper
C. Bronze
D. Silver
E. Iron
F. Magnesium
Answer:
Magensium
Explanation:
Answer:
iron
Explanation:
The metal called ferromagnetic metals that goes along with nickel and iron
A flood has occurred and caused a river to move slightly. The river is now separating a population of field mice, as they cannot swim across. Over time, the mice undergo a speciation event. What type of speciation occurred
Allopatric speciation occurred in this scenario as the field mice population was physically separated by a geographic barrier (the river), leading to genetic divergence and ultimately, the formation of a new species.
The type of speciation that occurred in this scenario is allopatric speciation. Allopatric speciation is a process of speciation that occurs due to the physical separation of a population into two or more groups by a geographic barrier. In this case, the flood caused the river to move, resulting in the physical separation of the field mice population into two groups. The river acts as a geographic barrier that prevents gene flow between the two groups of mice.
Over time, the two populations will experience different selection pressures and genetic drift, resulting in genetic divergence. Natural selection will favor different traits in the two populations, and genetic drift will cause random changes in the frequency of alleles. Eventually, the two populations will become so genetically different that they will no longer be able to interbreed even if they come into contact with each other.
In conclusion, allopatric speciation occurred in this scenario as the field mice population was physically separated by a geographic barrier (the river), leading to genetic divergence and ultimately, the formation of a new species.
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What do the Andes and Rockies have in common? (Select all that apply.)
a.) The Andes and Rockies are both located in South America.
b.) The Andes and Rockies are both formed by uplift from the Earth’s crust.
c.) The Andes and Rockies both have a delicate balance of biotic and abiotic factors.
d.) The Andes and the Rockies both have several different ecosystems at different elevations.
Answer:
C.) The Andes and Rockies both have a delicate balance of biotic and abiotic factors
Explanation:
I took a quiz on this before
Answer:
C. The Andes and Rockies are both formed by uplify of biotic and abiotic factors.
Cells use ATP to…
A) move molecules, ions and other substances across membranes
B) make new cells
C) decompose old cells
D) make cell membranes stronger so molecules can not pass through
if all cells contain the exact same copy of DNA, how do they become specialized?
Even if all the cells have the same DNA they biochemical function are different, that's because differents sets of genes must be turned on and off in each cell type by the action of enzymes and other molecules. Each cell have the same 20,000 or so genes but they are biochemically selected by the action of molecules as hormones and chemical signaling. Therefore, different cells use different parts of the DNA code as directions.
In the origin of the cell, why would the formation of a simple lipid bilayer membrane not be sufficient? & what else would have to be apart of such membrane?
The formation of a simple lipid bilayer membrane would not be sufficient for the origin of the cell because a cell requires more than just a physical barrier to separate itself from the environment. While a lipid bilayer can provide a basic barrier to separate the internal and external environments, it cannot perform essential functions required for cellular life.
For instance, in order for a cell to survive, it needs to have the ability to maintain a stable internal environment, a process known as homeostasis. A lipid bilayer alone cannot regulate the flow of molecules and ions across the membrane to maintain a stable internal environment. Therefore, the membrane would need to have specialized proteins that allow for the selective transport of molecules and ions in and out of the cell.
Additionally, a lipid bilayer alone cannot carry out metabolic reactions required for cellular functions. Enzymes and other proteins are required for cellular metabolism, which would need to be present within or attached to the membrane.
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What do the D and T in ADP and ATP mean?
Answer:
Are you talking about a chemical compound?
because if you are then T in ATP would be triphosphate.
Meanwhile D is Diphosphate.
How might a farmer use artificial selection to increase crop yields over time?
Answer:
artificial selection has a long been used in agriculture to produce animalsand crops with desirable traits. the meatssold today are the results of the selective breeding of chickens, cattle, sheep and pigs. many fruits and vegetables have been improved or even created through artificial selection.
What is one of the outcomes of the death of a star? *
Answer:After puffing off its outer layers, the star collapses to form a very dense white dwarf. One teaspoon of material from a white dwarf would weigh up to 100 tonnes. Over billions of years, the white dwarf cools and becomes invisible.
Explanation: googel hope it helps
Which table correctly identifies how the plasma membrane contributes to the maintenance of cellular homeostasis?
The table that correctly identifies how the plasma membrane contributes to the maintenance of cellular homeostasis is Table A.
What is the plasma membrane?The plasma membrane is a structure which surrounds the cell and its function is to separate the interior of the cell from the extracellular environment, thus maintaining the homeostasis of the cell since it will control what enters and leaves this cell.
This structure will be found in all eukaryotic and prokaryotic cells.
Therefore, we can confirm that the table that correctly identifies how the plasma membrane contributes to the maintenance of cellular homeostasis is Table A.
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What is the name that represents the spread of cancer
Answer: metastatic cancer
Explanation:
explain the relationship between energy from sunlight and the flow of matter into kelp.
Similar to plants on land, kelp uses sunlight's energy to produce its own nourishment. Photosynthesis is the name of this process. The plant absorbs sunlight and energy particles.
What function does the sun serve in the ecosystem of the kelp forest?In cold, nutrient-rich seas, kelp grows well. Kelp forests are always coastal and require shallow, somewhat clear water because kelp adheres to the seafloor and eventually grows to the water's top and depends on sunshine to produce food and energy.
What connection exists between kelp productivity and oxygen?Kelps are very young plants, but they extract enormous amounts of carbon from the atmosphere, a process known as "primary productivity." With the aid of sunshine and water, they convert atmospheric carbon dioxide into sugar fuel, releasing oxygen back into the atmosphere.
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why is cooling of the plant important
Answer:
When temperatures are too high, energy systems (metabolic functions) slow, and growth and flowering slows or stops.
Explanation:
-cooling the plant and pumping water and minerals to the leaves for photosynthesis. Plants need to cool themselves for several reasons.
4. Which of the following statements about cancer is false? a) Cancer has been found to have an underlying genetic basis. b) Half of anti-cancer drugs are derived from plants. c) Incidences of cancer have increased in recent decades. d) Survival rates from cancer have declined in recent decades. 5. Which of the following is not a main goal of scientists currently conducting cloning research? a) To successfully clone humans. b) To successfully clone genes. c) To grow tissues that can be used for drug testing. d) To bring species back from the brink of extinction. 6. If the allele for having dimples is dominant, what is the phenotype of someone heterozygous for dimples? a) Dd b) DD c) no dimples d) dimples 7. Small, circular DNA molecules separate from the bacterial chromosome that are useful in genetic engineering are called a) vectors b) stem cells c) plasmids d) junk DNA 8. Which of the following statements about human DNA is false? a) The human genome contains about 20,000 genes. b) Approximately 2% of human DNA contains sequences that code for proteins c) Human DNA is composed of 20 different nucleotide bases. d) It takes approximately 4-6 hours for human DNA to replicate.
The statement that is false is d) Survival rates from cancer have declined in recent decades. In reality, survival rates from cancer have actually improved over recent decades due to advancements in early detection, improved treatment options, and a better understanding of the disease.
The option that is not a main goal of scientists currently conducting cloning research is a) To successfully clone humans. Cloning humans raises ethical concerns and is currently not a primary goal of cloning research. The other options (b, c, and d) represent valid goals of cloning research, including cloning genes, growing tissues for drug testing, and conservation efforts to bring endangered species back from the brink of extinction.
If the allele for having dimples is dominant, the phenotype of someone heterozygous for dimples would be d) dimples. In a heterozygous individual (Dd), where D represents the dominant allele for dimples and d represents the recessive allele for no dimples, the presence of the dominant allele results in the expression of the dimples phenotype.
Small, circular DNA molecules separate from the bacterial chromosome that are useful in genetic engineering are called c) plasmids. Plasmids are commonly used as vectors in genetic engineering to introduce foreign DNA into bacterial cells for various purposes, such as gene expression or production of specific proteins.
The false statement about human DNA is c) Human DNA is composed of 20 different nucleotide bases. In reality, human DNA is composed of four different nucleotide bases: adenine (A), cytosine (C), guanine (G), and thymine (T). These bases pair up in specific combinations (A-T and C-G) to form the double helix structure of DNA. The other statements (a, b, and d) are true, including the approximate number of genes in the human genome, the percentage of human DNA that codes for proteins, and the time it takes for human DNA to replicate.
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What is the name given to membranes that only allow certain materials to pass through them?.
The name given to membranes that only allow certain materials to pass through them is a Semipermeable membrane.
A semipermeable membrane is a type of biological or synthetic polymer membrane that allows certain molecules or ions to pass through by osmosis. The cell membrane also called the plasma membrane, is found in all cells and separates the interior of the cell from the external environment. The cell membrane consists of a semi-permeable lipid bilayer.
The cell membrane is also called the plasma membrane. A thin membrane surrounds all living cells and separates them from the surrounding environment. Cell membranes are said to be selectively permeable because they allow only certain molecules to pass through. Only certain molecules, such as water and gas molecules, can pass directly through cell membranes. Cells contain protoplasm or simply plasma a semi-liquid organism.
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true/false. information on healthful eating habits has traditionally been provided by the federal government.
True. Information on healthful eating habits has traditionally been provided by the federal government.
Government agencies, such as the U.S. Department of Agriculture (USDA) and the U.S. Department of Health and Human Services (HHS), have played a significant role in developing and promoting dietary guidelines and recommendations to the public.
These guidelines, such as the Dietary Guidelines for Americans, provide evidence-based information on nutrition, food groups, portion sizes, and overall dietary patterns for maintaining good health. The government's involvement is aimed at informing and educating individuals about healthy eating practices to prevent chronic diseases and promote overall well-being.
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how much sellers of private-label footwear received over and above the costs per pair sold; these margins, if positive, serve to improve a seller's operating profit in the designated region (negative margins over direct cost act to reduce a seller's operating profits in the region).
The amount that sellers of private-label footwear received over and above the costs per pair sold varies depending on several factors such as production costs, marketing expenses, and competition.
However, if these margins are positive, they can significantly improve a seller's operating profit in the designated region. On the other hand, negative margins over direct cost can act to reduce a seller's operating profits in the region. Ultimately, the profitability of selling private-label footwear will depend on the effectiveness of the seller's business strategy and their ability to control costs while still delivering high-quality products to their customers. The expenses incurred to produce a product are referred to as its cost. Direct labour, direct materials, consumable manufacturing supplies, and factory overhead are all included in these prices.
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Which is a function of the central nervous system? Ingenuity
Answer:
It controls all voluntary movement, such as speech and walking, and involuntary movements, such as blinking and breathing. It is also the core of our thoughts, perceptions, and emotions.
Explanation:
None.
Botulism is a disease that causes vomiting, stomach pain, coughing, and muscle weakness. What systems would be most affected by botulism? (2b)
A.
the digestive, muscular, and respiratory systems
B.
the muscular, respiratory, and skeletal systems
C.
the digestive, cardiovascular and skeletal systems
D.
the skeletal, muscular, and nervous systems
Answer:
A. the digestive, muscular, and respiratory
Explanation:
Muscle weakness affects the muscular system (muscles are in the muscular system) , stomach pain affects the digestive system (stomach is a part of the digestive system), and coughing affects the respiratory system (coughing hinders the ability to breathe properly).
Answer:
a
Explanation: