Hello there! The answer is A.
Reproduction is the process of how humans are made, so this is the correct option. The rest aren't the direct cause of an increase in human population.
I hope this was helpful, have a great day :)
Answer:
because of a higher infant fatality rate
Explanation:
Answer:
Frameshifts are caused by the addition or deletion of a nucleotide in the DNA sequence. It does not occur if there are three deletions or additions simultaneously (because codons are 3 nucleotides long). A frameshift mutation will cause the reading of the codons after the mutation to code for different amino acids. It also alters where the "stop" codons are located.