Something is missing! What organism(s) should be drawn in around #5?
decomposers
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15
Two organisms have similar underlying structures because they share a recent common ancestor. What type of evolution is this?
divergent evolution
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15
The change in frequency of an existing gene variant in the population from one generation to another due to random chance; effects more severe in small populations.
genetic drift
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banana
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seesaw
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rocket
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lifesaver
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15
These organisms are low in number, but serve a key role in the environment. Without them, the ecosystem could collapse. Example: otters help maintain kelp forests
keystone species
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15
Describe the relationship between species diversity and stability/resilience of a population
The higher the diversity, the more resistant/resilient the community is to change.
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15
A species population becomes separated by a geographic barrier, whereby reproductive isolation evolves producing two separate species.
allopatric speciation
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15
Name an herbivore.
any organism that eats plants
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trap
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gift
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gift
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banana
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15
Describe one adaptation that prey have to help avoid getting eaten.