Since we can't see your choices we can only do so much to help you unfortunately. However, the word abiotic means non living. So if it's saying which is NOT an example of an abiotic factor, then your answer would be the choice that has to do with living. For example, plants, animals, etc.
Answer:
1. Providing structure --> Collagen makes skin strong yet flexible.
2. Maintaining homeostasis --> Insulin controls the concentration of sugar in the blood.
3. Fighting Disease --> IgA prevents the buildup of viruses and bacteria in the gut.
4. regulating chemical reactions --> Pepsin works in the stomach to speed up the breakdown of food.
Answer:
great grandparents or ancestors
Explanation:
The correct answer is option C
Reason:
The Earth's magnetosphere is the outer space in the space which it occupies and thus its existence over pole is a wrong statement
Answer:
Yes!
Explanation:
cause A nerve impulse is wave of electrical and chemical activity transmitted between neurons. that means The nervous system is considered and can respond to a stimulus, like in hundredths of a second.