Which of the following statements is incorrect in the context of fossilization?
A. Impressions form detailed imprints of only external structures.
B. Extreme pressure transforms the mineralized remains into rock.
C. Sediments that slowly accumulate on top of the site exert increasing pressure.
D. Minerals dissolved in the water gradually replace minerals in bones.
E. Mineral particles settle out of the groundwater and crystallize inside cavities.
Answer: A
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If scientists were able to identify a specific gene mutation that was strongly correlated with
bladder cancer in dogs, this might be considered a __________.
a. plaque b. genetic marker c. loci d. germ cell
According to the figure, what is occurring during day 2?
A. ovulation
B. release of corpus luteum
C. menstruation
D. luteal regression
E. copulation
Glycolytic enzymes have been found to have roles in all of the following except
A) transcriptional repression. B) apoptosis inhibition. C) transcriptional activator. D) GTP hydrolysis. E) stimulation of cell migration.
Why did Garrod define alkaptonuria as a recessive genetic disease?
A) It is expressed in male members of an affected family. B) It is expressed in all members of an affected family. C) It is expressed under certain environmental conditions. D) It is expressed when two alleles for the disease are present. E) It is expressed when one of the two alleles carries the disease trait.