Answer:
The endocrine system is a collection of specialised organs (endocrine glands) scattered throughout the body that act to produce hormones.
Explanation:
Answer:
chromosomes is the answer
Answer:
A(n) ____ is an approximate representation or simulation of a system?
A(n) <em><u>Model</u></em>____ is an approximate representation or simulation of a system.
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<span>. over a long period of time </span>
