Because it’s time consuming and money consuming to observe from space so models are required
Cells, metabolism, reproduction, homeostasis, heredity, etc.
Answer is;
The animal population in the environment will increase.
This is because the grass is the main producer in a habitat. Its plentifulness directly influences that of the consumers up the food web. Increase in grass population means reduced competition for primary consumers and their population will therefore increase. This will also reduce competition for secondary consumers and tertiary consumers up the chain.
The most important characteristic of DNA replication is the DNA to FOLLOW THE BASE-PAIRING RULES.