Answer:
The answers would be likely be to a.) improve the environment and b.) cut costs.
Nonrenewable sources deal with fossil fuels (coal, petroleum, etc) so renewable would be the sun, water, wind, things that can be replaced
Answer:
Skin acts a defensive and protective layer. It protects the internal body from pathogens, which are disease causing bacteria. The skin can fend off bacteria, particles, foreign bodies, etc.
Explanation:
True. A protein becomes functional only when it reaches its tertiary shape (3D). It is not necessary for the protein to reach the quaternary stage, but that is just a more complex functioning protein. It really is just two tertiary merged together. Example is red blood cells.
Answer:
5. C. 3 only (Eukaryotic)
7. A. Active Transport
Sorry I am unsure of 9.
Explanation:
Hope those help tho
