The answer is A- sperm and egg. gametes are reproductive cells in mammals, so sperm and egg would be the correct.
Lactobacillus is the answer for this question
The answer is codon. The genetic code is redundant as there are multiple codons are make the same protein. The codon table is 64 variants of 3 letter nucleotides that make 20 different proteins. 3 of the 64 codons make 1 stop codon (AUG -Met) and 3 stop codons.
B) mitochondria
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