Bacteria that undergo natural transformation ____
a. are very common
b. are strains of E. coli
c. are subjected to electroporation to induce DNA uptake
d. generally have a DNA-binding protein on the exterior of their cell wall
e. integrate foreign DNA into their chromosome through conjugation
ANSWER: d
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Which embryonic tissue is incorrectly associated with its derivative?
a. skin from mesoderm b. nervous system from ectoderm c. stomach lining from endoderm d. circulatory system from mesoderm e. skeletal system from mesoderm
LINEs and SINEs are repetitive sequences in humans that can also, as retrotransposons, insert into genes and cause disease
Indicate whether the statement is true or false
Which of the following is NOT true of horizontal gene transfer?
A. It increases genetic diversity for a species. B. It occurs when genes are transferred from parent to progeny. C. It has important implications for inferring phylogeny. D. It can occur through endosymbiosis. E. It occurs commonly in bacteria.
An individual infected with malaria will likely be treated with ________ to kill the Plasmodium vivax infection
a. chloroquine b. nitroquine c. primaquine d. chloroquine and primaquine