The adrenal glands are two small glands located on top of the kidneys. They produce hormones that help regulate heart rate, ...

Hops are an essential ingredient in beer brewing and an important economic crop. The female flowers of hops are covered in ...

EVINCED in insects is the existence of a tripartite endocrine system, and a composite hormonal mechanism. A brain factor liberated by the neurosecretory cells of the pars intercerebralis induces the ...