When genes are on different chromosomes, what percentage of gametes produced by a double heterozygous individual will be recombinant?
a. 100%
b. 75%
c. 50%
d. 25%
e. 0%
Answer: c. 50%
Biology & Microbiology
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The organelle involved in the oxygen-requiring process by which the energy harvested from macromolecules is used to generate ATP is the:
A. chloroplasts. B. ER. C. nucleus. D. lysosome. E. mitochondria.
Biology & Microbiology
Which of the following is a pyrimidine found only in RNA?
A) thymine B) cytosine C) uracil D) adenine E) glycine
Biology & Microbiology
What is the theory of endosymbiosis?
What will be an ideal response?
Biology & Microbiology
Portion of Figure 21.11
?
Refer to the accompanying figure for questions 26-28.
The kelp shown in the accompanying figure represents the ____ stage in its life cycle.
A. spore-bearing B. gamete-forming C. haploid D. motile E. feeding
Biology & Microbiology