The percentage of recombinant phenotypes resulting from fertilization involving recombinant gametes is called ___________.
A. recombination frequency
B. a linkage map
C. mitosis
D. genetic recombination
A. recombination frequency
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The beginning of each gene in DNA is marked by the presence of a base sequence that RNA polymerase can attach to. This is called the ________
Fill in the blank(s) with correct word
In the nitric oxide signaling pathway, nitric oxide activates an enzyme that can convert many molecules of GTP into molecules of cGMP. cGMP is a small molecule that can diffuse through the cytoplasm and bind to an enzyme called protein kinase G (PKG). Binding of cGMP to PKG leads to a change in the confirmation of PKG that leads to its activation. What type of signaling molecule is cGMP?
A. adapter protein B. enzyme C. second messenger D. scaffold
Marine animals that have body fluids with a solute concentration equal to that of the surrounding seawater are
A) osmoregulators. B) osmoconformers. C) hypotonic. D) hypertonic.
Which disease has been essentially eliminated as a result of rigorous vaccination and quarantining procedures?
a. bubonic plague b. encephalitis c. malaria d. smallpox