The carbohydrate chains projecting from the plasma membrane are involved in

a. adhesion between cells.
b. cell-to-cell recognition.
c. reception of molecules.
d. All of these are correct.


d. All of these are correct.

Biology & Microbiology

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Cyanide acts quickly, and can cause death, by blocking:

What will be an ideal response?

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With gamete mutation the mutation is passed on to future generations

a. true b. false

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The saguaro is a giant cactus that is found in desert regions of Arizona. This is information about the cacti's ________

A) habitat B) niche C) biosphere D) succession

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You are interested in studying the expression of a gene associated with human cancer during fetal development. Which of the following might be useful to study the expression of this gene over time?

A) DNA microarrays B) genome-wide association studies C) Southern blot analysis D) in situ hybridization E) DNA microarrays and in situ hybridization

Biology & Microbiology