Answer:It looks like a beetle
Explanation:
The answer is D all forms of life depend on each other for survival
neurotransmitters is the answer
The two membranes pull apart a little and create a small pocket or sack of air. As the developing bird grows, it breathes in oxygen from the air sack and exhales carbon dioxide. Several thousand microscopic pores all over the surface of the egg allow the CO2 to escape and fresh air to get in.
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Answer:
Scientists use observation to collect and record data, which enables them to construct and then test hypotheses and theories.
Explanation:
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