Glycoprotein Cell Receptors, but you can probably just put proteins
Answer:
I would believe the mesosphere would be the most difficult layer to breathe. Troposphere is where we are, ov we can breathe here, stratosphere would be hard to breath in as well
Tom Regan's position about the use of animals in research and agriculture is that animals should never be used for medical research or commercial <span>agriculture.
Tom Regan was a famous American philosopher who was mostly interested in animal rights. He believed that animals shouldn't be put through any testing or experiments because we don't have their consent to do that. He believed it was unethical to do that.
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Answer:
a
Explanation:
If populations can interbreed, they are considered one species.
I don’t understand what u say