You have discovered a strain of E. coli that grows very slowly—the generation time is nearly 12 hours compared to the normal 20-30 minutes. Upon further investigation, you find a mutation in the DNA polymerase III gene
What subunit of the holoenzyme does this mutation affect the most?
A. ?
B. ?
C. ?
D. ?
B
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mtDNA contains all of the genes necessary for the complete function of mitochondrial metabolism
Indicate whether the statement is true or false
The protein that carries oxygen in the red blood cells is
A. myoglobin. B. hemoglobin. C. actin. D. iron. E. insulin.
A weak bond or polar attraction between the hydrogen of one compound and compounds containing oxygen or nitrogen is called a:
Bacterial cells are placed into a 250mL liquid growth medium in a closed laboratory flask. According to Malthusian theory, they will reproduce exponentially and then:
A. continue reproducing geometrically as long as there are no limitations on food supply. B. continue reproducing arithmetically as long as there are no limitations on food supply. C. continue reproducing arithmetically until the food supply is used up, then they will cease to grow. D. continue reproducing geometrically until the food supply is used up, then they will cease to grow.