According to Darwin, Factors that affect growth of populations:
1) Birth rate
2) Death rate
3) Immigration
4) Emigration
Hope this helps!
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Yes that is true.................
Probably occurred with the presence of a catalyst (enzyme)
Answer:
Complementary base pairing is the phenomenon where in DNA guanine always hydrogen bonds to cytosine and adenine always binds to thymine. The bond between guanine and cytosine shares three hydrogen bonds compared to the A-T bond which always shares two hydrogen bonds.
