Answer the following questions true (T) or false (F)
1. The structure of DNA allows the molecule to replicate itself.
2. The structure of DNA allows repair of simple damage.
3. DNA polymerase cannot copy point mutations, so they are not passed on from parent cells to daughter cells in cell division.
1. TRUE
2. TRUE
3. FALSE
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Wilting of a plant occurs:
a. if the plant cell walls weaken b. when osomotic pressure is reached c. if there is turgor d. when soil water becomes hypotonic e. when soil water becomes hypertonic
Salps and amphipods of the genus Phronima have a commensal symbiosis
Indicate whether the statement is true or false
In humans, male-pattern baldness is controlled by a gene that occurs in two allelic forms. Allele Hn determines nonbaldness, and allele Hb determines pattern baldness. In males, because of the presence of testosterone, allele Hb is dominant over Hn. If a man and woman both with genotype HnHb have a son, what is the chance that he will eventually be bald?
A) 0% B) 25% C) 33% D) 50% E) 75%
Within which peritoneal structure the cystic artery can be found?
A. Hepatoduodenal ligament B. Gastrocolic ligament C. Splenorenal ligament D. Gastrohepatic ligament E. Hepatorenal ligament