Why do the functions of many receptor kinases depend on the fluid nature of the plasma membrane?

A. The generation of cAMP requires a fluid
membrane.
B. Binding of ligand to the receptor requires a
fluid membrane.
C. The receptor monomers must move
together and dimerize to be activated.
D. Phosphorylation requires a fluid
membrane.


C

Biology & Microbiology

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Which organism can cause granulomatous disease in animals and has been associated with soft-tissue infection in humans after animal bites?

a. S. paucimobilis b. Weeksella virosa c. Pasteurella multocida d. Actinobacillus spp.

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Most of the mRNA and protein molecules in the zygote are from the ____ because ____

a. mother; the fertilizing sperm contributes essentially no cytoplasm to the zygote b. mother; the fertilizing sperm contributes essentially no DNA to the zygote c. mother; the proteins in the egg degrade mRNA and protein molecules contained in the sperm d. father; the egg contributes essentially no cytoplasm to the zygote e. father; the egg contributes essentially no DNA to the zygote

Biology & Microbiology

You are at a stage in your research in which you must design an experiment to test your hypothesis

What factors must you include to insure that your experimental data is good valid data?

What will be an ideal response?

Biology & Microbiology

Neandertals existed until approximately:a

5,000 years ago. b. 15,000 years ago. c. 30,000 years ago. d. 70,000 years ago. e. 100,000 years ago.

Biology & Microbiology