Answer: The three main types, or classes, of rock are sedimentary, metamorphic, and igneous.
Explanation:
The differences among them have to do with how they are formed.
Responding to the environment is the characteristic of life that best describes the process of homeostasis. Homeostasis is the ability of a body or living organism to adjust its internalenvironment in order to maintain astable equilibrium regardless of the external changing conditions.
Answer:
Because skin cancer does not usually arise until after an individual's peak reproductive years.
Explanation:
A is correct: mononucleosis, also known as mono, can be contracted by sharing water bottles since it is spread by saliva. Hope this helps! :)
Photosynthesis that happens in the plant cells organelles called Chloroplasts.