The role is to build up water with its dam to create a lake thus creating parts of the ecosystem it is also food for some animals.
Atoms. Every element is made of a specific type of atoms.
Answer:
11) A. The optimum pH of an enzyme is 6.6
12) C. A control group
Answer:
a. Proteins
Explanation:
Chromosomes are made up of DNA tightly coiled many times around proteins
