Answer:
Down syndrome occurs when the nondisjunction occurs with Chromosome 21. Meiosis is a special type of cell division used to produce our sperm and egg cells.
Sexual reproduction offers genetic variation, as the offspring are a combination of 2 sets of genes opposed to one. This ultimately leads to evolution and the adaption to changing environments :)
Answer:
Ribosomes are the site where <em>proteins </em>are produced. Amino acids are coded for by triplet bases in RNA called <em>codons</em>. Hope this helps
Answer:
Salt water I think. Mostly oceans right?
Explanation:
I think it’s increase in gene flow
