Answer: All carbohydrates are made of carbon, hydrogen, and oxygen atoms in a 1:2:1 ratio.
hi your would be c dinosaurs
The answer to the first question is mucous membranes and skin
The answer to the second question is All of the above
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Answer:
Electrons are many thousand times smaller than the nucleus and negatively charged.
Explanation:
Electrons possess negligible mass and carry a negative charge.
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Answer:
helps in receiving the sperm cell which helps in fertilization
Explanation: