Answer:
The correct answer is biological.
Explanation:
When any pathogen invades the body, it has to pass several lines of defence. The first barrier is the skin and mucous membrane which is a physical and chemical barrier. The second line of defence is the non-specific response by macrophages, neutrophils and interferon. After crossing these two barriers the third line of defence comes into action in which, the B- cells and T-cells act specifically on the pathogen and destroy it.
It propels the sperm as they swim during their Journey to the egg
Answer:
I think the answer is option B, kinetic energy, electrical energy, light energy
Isn’t this physics
Explanation:
I hope it helped a little, please give me brainliest
i have no clue sry i cant help