Scientists searching for new anticancer drugs treat a cell culture with a certain compound. Following treatment, they notice that the culture has stopped growing. Untreated cells from the same culture, however, have continued to grow. These results could indicate that the compound blocks the normal cell cycle. What else could have caused these results?

Aerobic respiration does not take place without oxygen available, because oxygen

MATCH one of the chapter terms to the definition below: A visual display of an individual’s full set of chromosomes. (enter your number choice):

The term macroevolution refers to

If the recipient of a blood transfusion has a blood type that is incompatible with that of the donor,
 the recipient can suffer a life-threatening immune response. Identify all the blood types that a Type AB individual can donate to.

From the Table below select the syndrome/abnormality name and genotype that corresponds to the following individual: A female with streaked ovaries and no breast development most likely has a chromosomal syndrome/abnormality referred to as   _________ and has an ____________ sex chromosome genotype. (enter your number choice):

A population of songbirds breeds in the summer at location A and winters at location B. If half the population begins staying at location B year-round, which of the following is most likely to happen?

MATCH one of the chapter terms to the definition below: An alteration in the base-pair sequence of an individual’s DNA. (enter your number choice):

What is the advantage of kin selection?

MATCH one of the chapter terms to the definition below: The case in which the sexes of a species differ in size or appearance. (enter your number choice):