Answer:
The Thymus is a unique gland which protects the body against autoimmunity when the immune system act against itself.Hence the Thymus plays a significant role the dual systems i.e.,the lymphatic system (body’s defensive mechanism) and the endocrine system
Explanation:
The Thymus is special gland located anteriorly to the chest directly behind the sternum and in between the lungs. Active until puberty and gradually shrinks to become fat after puberty.
Function: Prior to birth and during childhood thymus engage in producing and maturation of T-lymphocytes or T-cells a particular type of white blood cells which defence the body against infectious disease germs.Though the organ does not function throughout the life span but it plays a significant role protecting the body against autoimmunity refers to an immune system works against itself .Therefore the thymus plays a key role in lymphatic system and an endocrine system.
Secretion:Thymus secretes Thymosin a hormone it instigates the development of T-Cells ( disease resisting cells) Thymosin stimulates the development of T-Cells until a human attains its puberty.
At the age of 75 thymus becomes a fatty tissue.
Answer:
their are the characteristics of the similar term of physical feature
Acid rain can be caused by factors and there chemicals in the air
Acid rain effects- getting into our under ground waters, the animals might get sick from the acid rain, fish might die, animal health, and human health when it gets in our drinking water
Acid rain-meaning that it has elevated levels of hydrogen ions. is a rain or any other form of precipitation that is unusually acidic.
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The difference between primates and hominids: a primate refers to members of the ORDER Primate which includes monkeys, lemurs and apes. A hominid is a member of the FAMILY Hominidae (great apes) which includes gorillas, chimpanzees, orangutans, and us humans. A hominid is just a specific group of primate. Meaning, since the order primate composes of monkeys, lemurs and apes, the hominid is just a certain kind of primate belonging to the "ape" category, which differentiates it from other primates who belong to the "monkey" or "lemur" subtype.
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