Refer to Figure 13-3. The component labeled B is:
a. DNase.
b. DNA polymerase.
c. RNA primase.
d. RNA polymerase.
e. reverse transcriptase
D
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In a mapping cross, you determine that the recombination frequency between:
loci Q and P is 12% loci Q and L is 15%. If locus Q is in between loci P and L, then the recombination frequency between P and L should be approximately: A. 3% B. 27% C. 50% D. 75%
What is the main role of red blood cells?
A. Carry sugars B. Carry oxygen C. Aid blood in clotting D. Fight off infections
In what stage of meiosis does synapsis occur?
A. metaphase II B. anaphase I C. prophase I D. prophase II E. metaphase I
Which of the following germ layer-structure is mismatched?
A. mesoderm-notochord B. endoderm-lungs or respiratory tube C. ectoderm-epidermis D. ectoderm-brain E. mesoderm-digestive tract