Define:
a) Nucleoplasm
b) Gene
c) Nuclear membrane
d) Nucleolus
Answers
Answer:
(a)nucleoplasm:
The nucleus is small, round and membrane bound structure found in cell. The fluid inside the nucleus surrounded by nuclear membrane is called nucleoplasm. It controls the cell's growth and reproduction because it contains cell's hereditary information.
(b)gene :
a unit of DNA that is usually located on a chromosome and that controls the development of one or more traits and is the basic unit by which genetic information is passed from parent to offspring.
(c)nuclear membrane :
a double membrane enclosing a cell nucleus and having its outer part continuous with the endoplasmic reticulum. — called also nuclear envelope. — see cell illustration.
(d)nucleolus :
A small body in the nucleus of a cell that contains protein and RNA and is the site for the synthesis of ribosomal RNA and for the formation of ribosomal subunits. Origin of nucleolus. New Latin from Latin diminutive of nucleus kernel ; see nucleus .
Answer:
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