HDL are most prevalent in the body when the person has high physical activity and a healthy diet.
Explanation:
Physical activity and a diet rich on fruits, fiber, omega 6 and esential fat acids increases the level of HDL, which responsible on drecreasing the levels of cholesterol in blood.
Genetic factors might also impact on the levels of HDL.
The answer: It is a diploid cell so each cell would have half the number of chromosomes altogether to make 50 chromosomes. In conclusion, the zygote would have 25 chromosomes.
The best answer is Communication. With a great communication of each member of the group, the members will cooperate accordingly to their function and could build a great teamwork and could prolonged their survival.