Answer:
The correct answer is option - A.
Explanation:
Hormones their target sites are other endocrine glands and act on these endocrine glands, known as tropic hormones. The pituitary gland is one of the gland that acts as a gland that releases tropic hormones and also regulated by the other tropic hormones released by the hypothalamus.
The hypothalamus releases several tropic hormones that inhibit and promoting hormones that regulate the pituitary glands.
Thus, the correct answer is option - A.
Most likely diabetes, low blood sugar etc
Answer:
Melatonin is released by the pineal gland, that is hormones or neurotransmitter which is related to the sleep. It is influence the sleep wake cycle. Where as melanin is pigment that naturally colors skin or the hair. More the melanin more the darker the skin or hair.
Melatonin regulates changing in pigmentation by association of melanin into the melanocytes within the skin, leads to the skin to color change. This relation is is also accountable for the yellowish skin color in elderly people and people with insomnia.
Answer:
C. Oxygen and Carbon dioxide
Explanation:
Hemoglobin helps to transport oxygen from lungs to cells and carbon dioxide from cells to lungs. However, it's not the only way to transport these gases.
Each hemoglobin contain four subunits and binds four oxygen molecules and RBC turn into bright red. Carbon dioxide attached to hemoglobin is called as carbaminohemoglobin , this binding is reversible and the carbon disassociates itself from hemoglobin in lungs to escape into the air via alveoli.
