The cell membrane

A.

controls which substances enter and exit the cell.

B.

alters and packages proteins and lipids.

C.

is the site of most cellular chemical reactions.

D.

converts glucose to other energy molecules.

A scientist asked a question that was based on observation. Which is the next step the scientist should take

Which cellular component is instrumental in maintaining homeostasis

What are two raw materials necessary for the process of photosynthesis?

What would be the consequences if an organism stopped producing DNA polymerase?

Why adaptation is important in biology?

What is the difference between a gene and an allele? a. a gene is a form of a trait, and alleles make up genes. b. a gene is a sequence of bases in a dna molecule, and an allele is an alternative version of a gene that codes for the same feature. c.

Microorganisms that catabolize sugars into ethanol and hydrogen gas would most likely be categorized as A) homolactic fermenters. B) anaerobic respirers. C) alcohol fermenters. D) heterolactic fermenters. E) aerobic respirers.

Which of the following sentences is the best example of a hypothesis a. UV radiation does not cause skin cancer. b. chickens lay more eggs when they are happy. c. why does the earth orbit around the sun? d. how many types of organisms are there?

What will most likely result when the jet stream moves south of North Carolina

Why is the hormone oxytocin important?