I think it was <span>Rosalind Franklin who discovered what DNA was made up of.
</span>James Watson and Francis Crick discovered the double helix shape of DNA and also created a 3d model of it, so it's not B nor C.
To my understanding (you should double check) the answer is D
C. Costal surface.
Please please pleaseeee tell me if this is wrong.
Answer:
A and D i think
Oxygen is ONLY released and others are taken in.
Gas exchange during respiration occurs primarily through diffusion. Diffusion is a process in which transport is driven by a concentration gradient. Gas molecules move from a region of high concentration to a region of low concentration.
It is b i think_____________
Answer:
Type I.
Explanation:
The statistical hypothesis can be used in the scientific experiments to explain any observation or the results. Two main types of hypothesis are null hypothesis or alternate hypothesis.
Sometime error might also be done by the individual while accepting any hypothesis. In Type I error, the individual rejects the correct hypothesis and accept the alternate hypothesis which is wrong. Dr. Mai has also done Type I error in her experiment.
Thus, the answer is Type I.