The number of different amino acids is:

a. 10.
b. 20.
c. 30.
d. 40.
e. 50.


B

Biology & Microbiology

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A fertilized, diploid egg is called a ____

Fill in the blank with the appropriate word.

Biology & Microbiology

The sugar in RNA nucleotides is ____

a. dextrose b. sucrose c. glucose d. ribose e. deoxyribose

Biology & Microbiology

Consider the life of the praying mantis. The large, predatory female lays several hundred eggs in a foam mass in the fall. The young are most vulnerable when they emerge in the spring, but the few that survive spread out over the countryside and, if they find a mate, lay eggs the following fall. Which type of survivorship curve does this represent?

A. type I B. type II C. type III D. maximal exponential growth and minimal use of carrying capacity E. exponential growth followed by a decline from resource depletion

Biology & Microbiology

Describe how microarrays have led to improved diagnosis of two types of diffuse large B-cell lymphomas

What will be an ideal response?

Biology & Microbiology