Cardiorespiratory endurance is the ability of heart and lungs to absorb, transport and utilize oxygen over extended period of time during physical exertion.
B is the answer
If it’s a recessive allele 1 parent isn’t enough, both parents have to have the recessive allele, and even then it’s a small chance. Hope this helped ^^
Sex linked traits are found on the X chromosome
It’s c the phosphate groups
So the phospholipids are arranged in a double layer (a bilayer) to keep the cell separate from its environment. Lipids do not mix with water (recall that oil is a lipid), so the phospholipid bilayer of the cell membrane acts as a barrier, keeping water out of the cell, and keeping the cytoplasm inside the cell.