Answer:
changes in the environment and or cross breeding
Explanation:
Answer:
1.
- B
- A
- true
2.
- 3 sugar
- 5 sugar
Explanation:
this is what I think so don’t get mad if it’s wrong
The processes that are not taking place which allow for tumors to form is that the cancer cells are not responding to the signals that regulate the growth of cells. Living cells use cell division to reproduce and to repair damages; cell division is tightly controlled by the body system. When cells stop responding to the regulating signals, tumors will be formed.<span />
*I can't see the illustration
1. Snake would definitely kill or eat the rat.
2. The snake obviously.
3. The rat.
4. If the community of snakes increases, family of rats will extinct.
5. If the rats decrease in number, snakes would likely look for another prey.
6. Ecosystem would be unbalanced.