SOS repair ________.
A. is error prone, i.e., produces mutations
B. requires RecA protein
C. is inducible by DNA damage
D. All of the choices are correct.
Answer: D
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Flatworms can reproduce:
a. asexually. b. sexually. c. by reciprocal copulation. d. all of the above
Purple flower (A) is dominant over white flower (a), and tall stem (B) is dominant over short stem (b). The Punnett square
represents a cross between two dihybrids (AaBb ? AaBb). In the figure above, what would be the genotype of plant #9?
a. Aabb b. aaBb c. AaBB d. AABB e. aaBB
A cerebrovascular accident causes damage to the ________
Fill in the blank(s) with correct word
Which mode of reproduction is utilized by most aquatic invertebrates, fish, and amphibians?
A. Asexual reproduction B. Pathenogenesis C. External fertilization D. Internal fertilization E. Hermaphroditism