The endocrine glands secrete chemicals called hormones directly into the bloodstream.
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What is endocrine system glands?</h3>
- The endocrine system has ductless glands called endocrine glands that produce hormones directly into the circulation.
- The pineal gland, pituitary gland, pancreas, ovaries, testicles, thyroid, parathyroid, hypothalamus, and adrenal glands are among the primary endocrine glands.
- A group of organs called glands make up your endocrine system. These glands, which are distributed throughout your body, create and release hormones.
- In order to coordinate numerous biological activities, hormones are chemicals that go through your blood and connect with your organs, skin, muscles, and other tissues.
Learn more about the endocrine system with the help of the given link:
brainly.com/question/3534540
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Answer:
The "gills" and "tail" disappear before birth. Simple
<span>A change that increases an organism's chances of survival is called an adaptation. </span><span>An adaption is any inherited characteristics that increase an organisms chance of survival. It is the way organisms </span><span><span>response to the imposed conditions. The characteristics can be structural, behavioral or physiological. </span>Adaptations may include changes in habitat, genetic changes, mimicry, internal adaptations...</span>
