Answer:
The dependent (or responding) variable is the one that is observed and likely changes in response to the independent variable.
Explanation:
Salivary amylase
Explanation:
In the tongue, salivary amylase is the first enzyme to mix with food in the digestive tract. It is the primary enzyme of saliva. Salivary amylase is secreted from the salivary glands (mainly parotid glands) in the buccal cavity.
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Answer:
Yes your correct, there are populations of fruit flies.