What types of effect(s) are frameshift mutations likely to have?

Fan egg cell containing the (n+1) number of chromosomes combines with a sperm cell containing the (n) number of chromosomes, what is the result of this union? a) all future somatic cells of the organism will contain the (2n + 1) number of chromosomes. b) all future somatic cells of the organism will contain the (2n - 1) number of chromosomes. c) only certain somatic cells of the organism will contain the (2n + 1) number of chromosomes. d) all future somatic cells of the organism will contain the normal diploid number of chromosomes.

Describe how a non-resistant staphylococcus aureus bacterium can produce a bacterium that is resistant to methicillin

Which of the following is the earliest era of earth's geologic time scale? cenozoic mesozoic precambrian paleozoic