Answer:
Each B cell produces a single species of antibody, each with a unique antigen-binding site
Explanation:
Answer: 1. founder effect
2. evolution
3. natural selection
4. species
5. geographically isolated
Explanation: Good luck! :D
Answer:
yesterday was a temporary password is goes by
<span>In bacteria, DNA polymerase adds an incorrect base to a growing strand of DNA about once in every 100 000 bases added. The result is a mismatch such as the pairing of A with C.
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