Answer:
The correct answer is a. chromosomes that are similar in their size, shape, and gene content.
Explanation:
A homologous chromosome is the chromosome which is similar in shape, size, centromere position and they contain the same genes at the same locus also.
One homologous chromosome comes from the father and the other homologous chromosomes come from the mother. These chromosomes have the same gene at the same locus but the alleles of that gene can be different in homologous chromosomes.
The homologous chromosome separates during the meiosis so that the gamete has half the number of chromosomes. So the correct answer is a.
The DNA has replicated so there is a double copy of each of the 46 chromosomes (23 pairs of homologous chromosomes).
Well, villi helps the intestine absorb, therefore, it helps the intestine absorb more nutrients. I hope this helps!
Answer:
oxygen
Explanation:
its the only element needed
