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Question
What are the vestigial organs?
Short Note
Solution
These are the organs, tissues, or parts of the body of humans, plants, and animals that are no more functional than they were in the ancestral form of the trait.
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Lymphoid Organs
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RELATED QUESTIONS
Given below are some human organs. Identify one primary and one secondary lymphoid organ. Explain its role.
Liver, thymus, stomach, thyroid, tonsils
Give any one example of a vestigial organ in human body.
Assertion: Lymphocytes originate and proliferate in primary lymphoid organs.
Reason: Spleen is a secondary lymphoid organ.
Expand the abbreviation MALT.