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a type of nuclear division during which reproductive cells divide to produce gametes. The chromosome number is halved during this process.
(also called selectively permeable membrane) a membrane which allows some substances to cross it...
the engulfment of food particles with pseudopodia to form a food vacuole inside the cell. This...
the outer region of the kidney, grainy in appearance, in which the Bowman's capsules of the...
organisms whose cells have a true nucleus and true organelles. These structures are not...