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.
In terms of evolutionary trend, which of these invertebrates evolved first? ...
Which of these is NOT an excretory organ/organelle? ...
Which of the following is not a conservable natural resource? ...
The stream-lined shape of fishes is an adaptation for ...
Which of the natural resources are renewable? ...
The host of liver fluke are ______? ...
the inactive state exhibited by an animal during hot dry seasons is termed ...
Light is excluded from a water culture experiment in order to________ ...