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प्रश्न
What are the vestigial organs?
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उत्तर
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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संबंधित प्रश्न
Assertion: Lymphocytes originate and proliferate in primary lymphoid organs.
Reason: Spleen is a secondary lymphoid organ.
Which of the following is classified as a primary lymphoid organ where lymphocytes are produced and mature into antigen-sensitive cells?
Which secondary lymphoid organ is responsible for filtering blood, storing lymphocytes, and destroying aged blood cells?
Lymph nodes function primarily to perform which of the following actions?
Where is Mucosa-Associated Lymphoid Tissue (MALT) primarily located in the body?
Which lymphoid organ is particularly large in children but gradually shrinks with age?
The mesenteric lymph nodes are located along which anatomical structure?
Which lymphoid tissues are collectively referred to as MALT and include GALT, BALT, and NALT?
Which of the following primary lymphoid organs is responsible for the maturation of B-lymphocytes?
The lamina propria functions as a secondary lymphoid structure associated with which body system?
