Organic substances which, in very small amounts, control ...
Organic substances which, in very small amounts, control growth and development is called
vitamins
hormones
enzymes
None of the above
Correct answer is B
No explanation has been provided for this answer.
Plants survive hot dry conditions by ...
The nephridia in the earthworm form part of the ...
The process in which a plant grows towards source of light is known as ...
The two key cations involved in the action potential of nervous transmissions are ...
Which of the following is NOT a function of the mammalian skin? ...
A band of connective tissue linking two bones in a joint is known as a ...
Which of the following fruits is an example of a caryopsis? ...