The answer is C- facilitated diffusion.it is a type of passive transport. In facilitated diffusion particles move from higher concentration to lower concentration. So particles move along their concentration gradients , so energy is not required.
Answer: The answer is the rental system.
Explanation: It produces, stores and eliminates urine and the fluid waste excreted by the kidneys.
Answer: binomial nomenclature
I think the answer for Q2 is D but i could be wrong. sorry if i am
When someone is HIV positive it is their immune system is deficient this can lead to AIDS or other serious infections