<span>Swimming, skiing, weigh lifting, all sport in which several Muscles of body is needed.</span>
If they rub together it can make earthquakes and cause landslides or buildings to topple.
50% will be heterozygous. 50% will be homozygous. 75% will have the same phenotype as their parents.
It has two phosppholipid layers that are either hydrophobic and hydrophillic the function is to protect thing from coming in and out