Answer:
Gonadotropins are polypeptide hormones and are secreted by the anterior pituitary gland.
Explanation:
Hypothalamus releases GnRH i.e gonadotropin releasing hormone which stimulates the anterior pituitary to secrete gonadotrophs such as FSH, ICSH and LH.
FSH (follicle stimulating hormone): In males it stimulates spermatogenesis. In females it stimulates growth of ovarian follicles.
ICSH (Interstitial cell stimulating hormone): In males, secretion of testosterone.
LH (Luteinising hormone): In femalestogether with FSH, it triggers ovulation, stimulates conversion of broken ovarian follicle into corpus luteum.
The things that birds have attached to their bodies called their wings, a left one and a right one, cause them to have the ability to fly.
You are correct, A is the right answer.
Because there is more water outside of this cell, there will be a net movement of water into the cell - osmosis
Answer:
To reduce water loss.
Explanation:
Keeping the stomata closed during the day, helps reduce water loss when dry, hot wind blows across it.
The growth of all flowering plant takes place within the
specialized tissue called the meristems. They are tissues in the plants in
which they have the role of dividing the plant’s cell and in the same way this
is where the growth is being done.