Electron shell is the outer orbital, while the inner orbital are just called orbitals.
Answer:
The necessary structure for asexual reproduction
Explanation:
Answer: Older age.
A personal or family history of cancer.
Using tobacco.
Obesity.
Alcohol.
Some types of viral infections, such as human papillomavirus (HPV)
Specific chemicals.
Exposure to radiation, including ultraviolet radiation from the sun.
Explanation:
Answer:
it is one of the ending compounds
Explanation: