Nephron helps the urinary system to rid off metabolic waste in our system.
Chromosomes are Inherited From Your Parents. One chromosome from each of your 23 pairs came from each of your parents. The two chromosomes of a pair (except for the sex chromosomes) contain the same genes, but the genes have small differences. Things like SNPs make each copy of a gene uniquely Mom's or Dad's.
Answer:
They have homologous structures because they have a common ancestor.
Is this a serious question ? loool
Enzymes in a reaction act as catalysts. They speed up the chemical reaction process.
