Alternative versions of the same gene are ________
Fill in the blank(s) with correct word
alleles
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Small circles of DNA that occur in bacteria in addition to the main circular chromosomal DNA
molecule are called:
a. transformants. b. plastids. c. plasmids. d. plasmitrons. e. bacteriophage.
Bikonts are characterized by having
a. two identical flagella. b. two different flagella. c. two types of nuclei. d. cells walls of chitin. e. cell walls of silica.
Blood vessels that serve as gateways to capillary beds are ________
A) venules B) arteries C) arterioles D) veins
What is selective toxicity?
A) The level of resistance bacteria displays to a specific chemotherapeutic agent. B) The ability of a chemotherapeutic agent to target all strains of bacteria. C) The ability of a chemotherapeutic agent to target only the pathogen, leaving other bacteria unaffected.