Answer:
1.A tissue is a collection of similar cells that work together to perform a specific job.
An organ is a collection of different tissues that work together to perform a specific job. The function of a part of an organism is what it actually does (it's job)
2.The structure of the alveoli as a web of blood vessels surrounding an air sac allows blood cells take in oxygen and bring it into the lungs (organ)
Electron cloud modle should be the answer
Answer:
True
Explanation:Hope it helps! :)
Answer: the blue squares are B and the white squares are BB
Once during mitosis and twice during meiosis.
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