The number of protons in a given atom is equal to its:
A. molecular number
B. atomic number
C. mass
D. neutron number
Answer: B
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What is lost when acetyl-CoA enters into the Krebs cycle?
a. pyruvate b. coenzyme A c. fructose bisphosphate d. oxaloacetate e. citrate
The 3 types of horizontal gene flow that occur in bacteria are __________, __________, and
__________. Fill in the blank(s) with the appropriate word(s).
Municipal water treated with chlorine compounds contains
A) no viruses. B) no bacteria at all. C) no endospores. D) no cysts. E) a decreased microbial load.
Crabs have claws on their front legs and many sets of walking legs (which lack claws) on segments posterior to the claws
Crabs can regenerate legs if they are lost. A walking leg was removed and tissue from the claw was trans-planted onto the stump. If homeobox genes are responsible for the differentiation of leg types, what would you predict would happen to the regrown claw? What might be an analogous experiment from this chapter? What will be an ideal response?