Because they supply much energy to the food by preparing their own food because the above one can't prepare it own their own
Lactase is essential for digesting lactose in milk<span>. This </span>enzyme is specific for this sugar<span>. ... - There is a precise compatibility between the active site and the </span>lactose<span>molecule. -Specificity refers to the action of the </span>enzyme<span>, such as hydrolysis, and relatively few molecules can be hydrolyzed. :)
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We adapted as the generations evolved to our population systems
Explanation:
It is saying that we got new abilities and adapted to life through out human evolution
The theory is most likely A) Valid. If a group of authorized scientists agreed on the theory, it would be valid. It would most likely be unreliable if it was only one scientist working alone and biased. If you don't have a group of scientists, the theory most likely won't be true because it hasn't been tested many times.
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