Flucuated between hot and cold periods
Answer: the answer is A
Explanation: i just did it
<span>Cells with similar structure and function merge to form tissues such as epithelial or connective.
hope it helped</span>
The heart is a hollow cone shaped muscular pump within the thoracic cavity
Answer:
Eccrine gland
Explanation:
They are glands found on almost all parts of the skin, that produces sweat
