How many chains are present in crambin?

a. 1
b. 2
c. 3
d. 4


a

Biology & Microbiology

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This is defined as the capacity to do work.

a. metabolism b. electrolytes c. chemical reaction d. concentration e. energy

Biology & Microbiology

Channels in membranes are best described as:

A. open spaces B. closed spaces C. protein plugs D. molecule catchers E. pores for air exchange

Biology & Microbiology

Fertilization usually occurs in the

A) ovary. B) uterine tube. C) uterus. D) endometrium (uterine lining).

Biology & Microbiology

The significance of one new and one parental strand in each new DNA molecule would be that:

1.New strands are more susceptible to mutation. 2.DNA polymerase will only work on a parental strand. 3.Having an original strand is needed to prevent errors during the replication process. 4.Strands can only pair with existing strands.

Biology & Microbiology