Answer:
Bile is produced by the liver and concentrated and stored in the gallbladder.
Explain that water moves down a water potential gradient, and the salt solution has a lower water potential than the vacuole so water leaves the vacuole through osmosis
In exam Q's key points are:
- Water potential gradient
- Higher water potential in vacuole
- Leaves through osmosis
Sunlight is the main energy source
Answer:
If distinct biological species are to coexist in sympatry, they must be reproductively isolated and must exploit different limiting resources.
Explanation:
Genetic variation<span> is essential for </span>natural selection<span> because </span>natural selection can only increase or decrease frequency of alleles that already exist in the population.Genetic variation<span> is caused by: mutation
i pulled this off of the site i got the information from i hope this helps you out if not sorry
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