Recent successes in gene therapy are attributed to the _____
a. focus on germ-line gene therapy, rather than somatic gene therapy
b. development of improved vectors
c. sequencing of the human genome
d. improvements in prenatal testing techniques
e. improvements in gene doping
b
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Cloning vectors generally possess unique restriction sites and dominant selectable markers
Indicate whether the statement is true or false
What would occur if humans reproduced by parthenogenesis?
a. Males would need to produce more sperm. b. External fertilization would be necessary. c. The number of females in the population would most likely increase. d. The population would not reproduce asexually. e. No gametes would be produced
Gap1 of the cell cycle represents the time when the cell is doing what it is supposed to do as part of its cell type. In other words, that is when a liver cell is doing its function as a liver cell.
a. true b. false
Which of the following statements is true?
A) PID is a severe type of diarrhea in which infection spreads from the intestines to the bloodstream B) PID can result from Neisseria infection C) PID is more common in men than women D) Member of the family Enterobacteriaceae usually cause PID