The endocrine system is the name for the glands that produce hormones in a person’s body. These glands include the thyroid gland, pituitary gland, and adrenal gland. The endocrine system produces ...
Scanning electron microscope image showing pearl-like calcium granules (PCGs) accumulated within the lumen of the distal region of the Malpighian tubule in the fruit fly larva. Numerous PCGs, each ...