When two species contain identical or nearly identical molecules such as proteins, this suggests
A) genetic modification has occurred to the populations.
B) the two species share a common ancestry.
C) the two species are in fact only one species displaying divergent evolution.
D) the two species are in fact only one species displaying convergent evolution.
E) the two species overlap in niches and likely share a common diet.
B
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The variable in the butterfly experiment is
a. butterfly wing pattern color. b. butterfly species. c. bird predator species. d. rainforest region used. e. percentage of survivors
Each __________ develops into a pollen grain. Fill in the blank(s) with the appropriate word(s)
The ________ is a part of the sperm that contains enzymes that spill out from the sperm and digest through the layers surrounding the secondary oocyte to allow fertilization
Fill in the blank(s) with correct word
How are fungal viruses different from viruses that infect other organisms?
A) They have no extracellular state. B) They have only DNA for genetic material. C) They have no capsid. D) They have no intracellular state. E) They cannot pass through a filter.