Independent assortment is what causes humans to be different from each other. Humans actually share remarkably similar DNA. But, to answer your question, GENOME VARIATION are differences in the sequence in DNA, that vary from person to person.
Answer:
commensalism
Explanation:
one animal benefits while the other is not harmed or affected in any way
Answer:
Nope
Explanation:
that's only used in plants to make them grow or stronger
Photosynthesis takes place in the chloroplasts