The answer is C genetic variation
The answer is D. energy needed to break chemical bonds
The human body has living cells that interact with other living cells (Food) and inorganic cells (Salt, Oxygen). It also has a lot of chemical reactions that simultaniously happen inside of it.
Inorganic systems usually do not interact with themselves, and the reactions are mostly exterior.
Answer:
Sedimentary rocks are formed from small pieces of rock. Deltas, bottom of waterfalls, and river banks is where they are formed.
Explanation:
Answer:
Stress
Explanation:
Environmental stressing agent such as starvation or exposure to toxic chemicals may cause the Phage Lambda to excise and enter the lytic cycle.