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Organisms with favorable traits survive long enough to reproduce are... (Survival or the Fittest)
fittest; environment
vestigial
genes
wolves
natural selection
adaptation
whales have a vestigial leg structure.
species
A characteristic that helps an organisms survive and reproduce in its environment is a(n)...
fittest; environment
vestigial
genes
wolves
natural selection
adaptation
whales have a vestigial leg structure.
species
In the struggle for survival, the ___________ win out at the expense of their rivals because they succeed in adapting themselves best to their ________________.
fittest; environment
vestigial
genes
wolves
natural selection
adaptation
whales have a vestigial leg structure.
species
Dogs evolved from what animal?
fittest; environment
vestigial
genes
wolves
natural selection
adaptation
whales have a vestigial leg structure.
species
Traits, like curly hair and brown eyes, are determined by ________.
fittest; environment
vestigial
genes
wolves
natural selection
adaptation
whales have a vestigial leg structure.
species
What evidence suggests that the ancestors of whales once walked on land?
fittest; environment
vestigial
genes
wolves
natural selection
adaptation
whales have a vestigial leg structure.
species
A group of organisms that can mate with one another to produce fertile offspring are...
fittest; environment
vestigial
genes
wolves
natural selection
adaptation
whales have a vestigial leg structure.
species
The remnant of a once useful structure is a _______________ structure.
fittest; environment
vestigial
genes
wolves
natural selection
adaptation
whales have a vestigial leg structure.
species
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