Why is it important that meiosis produces a haploid cell? What would happen to subsequent generations if mitosis were used to produce gametes?

In dna, only the_ varies from one nucleotide to another. base phosphate sugar amino acid

Johnny rode his bike 4 blicks down the street to his friend's house once he got to his friend house and realized he could not cone out to play he turned aroubd and went back home.what is displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point

Overtime the pond slowly becomes more acidic due to the release of chemicals from a nearby factory. which of the organisms would most likely survive the change to their environment?