A plant's cell wall is made of cellulose fibers. What is the purpose of a plant's cell wall?

As new seafloor is created in a rift valley, old seafloor is melted back into magma. Which process accounts for this melting?

What is a good way to show gravitational force to you classmates?

What tells ribosomes the specific types of proteins to produce? A. DNA B. cytoplasm C. mitochondria

Explain how elevated insulin level and suppressed c-peptide level strongly supports exogenous insulin administration, as opposed to overproduction of insulin in such cases of endogenous insulin overproduction as insulinoma or treatment with

After a year of diarrhea, a patient has a colonoscopy. as the health care provider explains the findings, the patient rapidly says, "you're talking too fast. i can't understand you. all i can hear is a buzz from the fluorescent lights.

Chemical reactions that release energy Question 6 options: will always explode. need catalysts to occur. often occur spontaneously. will not occur.

Match the amino acid (AA) with its correct side chain category: 1) proline A) acidic AA 2) histidine B) nonpolar AA 3) alanine C) basic AA 4) threonine D) polar AA 5) tryptophan 6) aspartic acid

In which structure of the female reproductive system are eggs priduced

In a forest, rabbits are the prey to owls. An increase in the number of rabbits in the forest would result in Group of answer choices A. an increase in the number of owls. B. an increase in the number of producers.

How are viruses different from bacteria Bacteria are heterotrophic while viruses are autotrophic. Bacteria are living organisms; viruses are not. Bacteria have a membrane bound nucleus while viruses do not.