Plants suitable for experiments in genetics must not ...
Plants suitable for experiments in genetics must not
produce numerous seeds within a short time
have a small number of chromosomes
have a relatively short life cycle
produce one generation in a large period
Correct answer is D
No explanation has been provided for this answer.
The structure labelled l is the ...
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P → Q → R → S → T The organism designated P in the food chain above is normal...
The only caste in the termite colony whose members can feed themselves are the ...