When referring to cell division, oncogenes are most like ________ while tumor suppressor genes are most like ________
A) the brakes on a car… the gas pedal on a car
B) the gas pedal on a car… the brakes on a car
C) the steering wheel on a car… the gas pedal on a car
D) the brakes on a car… the steering wheel on a car
B
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The characteristic function and properties of each class of antibody is determined by the
A. variable region on the light chain. B. epitope. C. constant region on the light chain. D. constant region on the heavy chain. E. variable region on the heavy chain.
Two organisms are very similar both in terms of molecular and physical characteristics
However, there is at least one characteristic that is not shared by these organisms—each organism has at least one evolutionary novelty that is not present in the other organism and thus these organisms do not interbreed. As a result, what is likely the lowest taxonomic classification that is shared by these organisms?
a. species b. genus c. family d. order
During which one of the following phases of the cell cycle is DNA replicated?
A) G2 phase B) telophase C) metaphase D) S phase E) G1 of interphase
Which of the following is the most important product of the fermentation pathway in animal cells?
a. NAD+ b. lactic acid c. pyruvate d. ATP