1) B
2) A
3) C
i hope thats right
Answer:
The explanation of any natural phenomena requires the proper observation, experiment and research methodology. The experimental design should not violate the ethics and do not cause harm to the living organisms.
The testing of any drug requires the involvement of the experimental group and control group. The experimental group must given the tested drug to known its effect and compared with the control group that will get the placebo understand the psychological effect of the drug.
It is most definitely formed in the third
Our whole body is made up of biomolecules.....some are micro and some are macro......
some biomolecules are of primary,some secondary , tertiary and quaternary shape !
they all function to sustain life!
examples....protein,fat, carbohydrates etc all are biomolecules !!!