Answer:
A. Chlorofluorocarbons
Explanation: short answer
Answer:
1. no
2. no
3. It depends on if one of them is a carrier of the virus and the other comes in contact with the blood
Answer:
Ecosystems are influenced by both biotic and abiotic factors. Biotic factors include animals, plants, fungi, bacteria, and protists. Some examples of abiotic factors are water, soil, air, sunlight, temperature, and minerals.