Answer:
Vasodilation:
Vasodilation may be defined as the dilation of the blood capillaries around the skin. The blood capillaries gets widen. The vascular resistance to the blood flow decrease. The blood pressure near the skin decreases. The increase in temperature may cause vasodilation.
Vasoconstriction:
Vasoconstriction may be defined as the constriction of the blood capillaries around the skin. The blood capillaries gets narrow. The vascular resistance to the blood flow increases. The blood pressure near the skin increases. The decrease in temperature may cause vasoconstriction.
Answer:
Woman's genotype is AO
Man's genotype is BO
Explanation:
For a woman with blood group A and a man with blood group B to give birth to a child with blood group O. Their genotypes will be:
Woman's genotype is AO
Man's genotype is BO
The can have a child with blood group A, B, AB and O
1/4 will have type AB blood group;
1/4 will have AO, which is type A blood group;
1/4 will have BO, which is type B blood group;
1/4 will have OO, which is type O blood group
Most cats are lactose intolerant, which means milk is not healthy for cats since they don't have the enzymes to break down the lactose in milk.
Answer:
The testes are male reproductive glands that produce sperm and release hormone testosterone. Testosterone is the hormone responsible for development of secondary sexual characteristics. It is responsible for the growth of chest hair, deepening of the voice and muscle growth.
