If an individual is homozygous for a certain trait, it means that:
A. it is rare in the population.
B. it is a recessive trait.
C. the individual received the same allele
from each parent.
D. it is a dominant trait.
E. None of the answer options is correct.
C
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A cell in G2 before meiosis begins, compared with one of the four cells produced at the end of meiosis II, has
A. twice as much DNA and twice as many chromosomes B. four times as much DNA and twice as many chromosomes C. twice as much DNA but the same number of chromosomes D. four times as much DNA and four times as many chromosomes E. twice as much DNA and half as many chromosomes
An infectious organism isolated from a patient has a sequence on its genome TATTGAAGC. This will hybridize to the RNA probe UAUUGAAGC.
Answer the following statement true (T) or false (F)
Deforestation in areas like Madagascar can significantly affect the water cycle. Why is this?
A. Less moisture is transpired into the atmosphere after deforestation. B. It is more difficult for soil nutrients to leach into streams after deforestation. C. The rate of evapotranspiration increases after deforestation. D. Cloud cover will increase after deforestation.
Glycogen is used to store ________ in the ________
A) glucose; spleen B) nucleic acids; liver C) protein; liver D) protein; muscle E) glucose; liver