Actinin can be found at the
A) M line.
B) A band.
C) H band.
D) Z line.
E) I band.
D) Z line.
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A human egg or sperm contains 23 pairs of chromosomes
Indicate whether the statement is true or false
What happens to the oxygen that is metabolized within the mitochondria?
A) The oxygen is combined with hydrogen to form water. B) The oxygen is converted to CO2 and is combined with hydrogen to form water. C) The oxygen is converted to CO2. D) The oxygen is incorporated into organic molecules during cellular metabolism. E) The oxygen acts as a coenzyme in the production of ATP.
Which of the following best explains why exercise can help reduce the necessity for insulin use in people with type II diabetes mellitus?
A) Exercise doesn't help type II diabetes. B) Exercise upregulates insulin receptors. C) Exercise reduces cortisol levels. D) Exercise uses up blood sugar before its levels can become elevated.
Which is representative of early prophase?
A)The chromatids separate at the centromere. B)The cell membrane dissolves. C)The chromatids return to chromatin form. D)Chromosomes condense as sister chromatid pairs