A pH of 6 is ____ times more ____ than a pH of 2
a. 3; acidic
b. 4; acidic
c. 3; basic
d. 10,000; basic
e. 40; basic
D
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Genes that are closely related evolutionarily, have the same function, and are present in the genomes oftwo or more
different organisms are called _____.
a. genologs b. heterologs c. Paralogs d. Metalogs e. orthologs
Explain why chloroplasts and mitochondria both have a sac-within-a-sac structure
What will be an ideal response?
The genomes of closely related species are more similar than distantly related species because _____
a. the less time since the species diverged, the more lethal DNA mutations will accumulate b. the more time since the species diverged, the more neutral DNA mutations will accumulate c. the less time since the species diverged, the more neutral DNA mutations will accumulate d. the more time since the species converged, the fewer adaptive DNA mutations will accumulate e. all organisms will accumulate lethal DNA mutations at the same rate
The pathogen can indirectly damage its host by _____
a. the secretion of toxins b. inducing excessive immune responses c. the secretion of exoenzymes