The answer is b)
The niche is the job the animal does in it's habitat to contribute to the habitat.
An example of homeostasis would be sweating when the temperature is hot.
Answer:
eubacteria and archaebacteria
Explanation:
eubacteria is single celled but archaebacteria is multicellular
Answer:
substrates
Explanation:
they tend to be the original reactant, and the newly formed material is the product
