Answer:
8
Explanation:
The atomic number is the number of protons in its nucleus.
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DNA testing is one method to find out.
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Answer:
The owl pellet must be ejected before the owl can eat again.
Explanation: When the pellet moves from the gizzard back up to the proventriculus to be regurgitated it blocks the owl's digestive system which stops them from eating new prey until the pellet is ejected from their body.
The hawk would get the least energy because it is at the top of the food chain, and 90% of energy is released into the environment on each level