How do you calculate the probability of something happening

Predict the results of a two base insertion or deletion in a strand of dna that codes for a protien, how does this differ from a three base insertion or deletion?

Asap brainliest will be which sentence about protists is accurate? all protists are unicellular and microscopic in nature. they have organelles, so protists are eukaryotic in nature. all protists make their own energy through photosynthesis.

In a hardy-weinberg population with two alleles that show complete dominance, the frequency of the recessive allele is 0.4. what percentage of the population has a homozygous genotype? a) 36 b) 4 c) 40 d) 16 e) 52