Absolute Dating. The nuclear decay of radioactive isotopes is a process that behaves in a clock-like fashion and is thus a useful took for determining the absolute age of rocks. Radioactive decay is the process by which a "parent" isotope changes into a "Daughter" isotope.
Answer:
The basic reproduction number
Explanation:
<em>It izz wat it izzzz!!!</em>
The phrase "of Arizona" is B. an adjective phrase, because it acts as if it were a simple adjective and describes the subject.
Answer:
Mitosis is the division of somatic cells in which the genetic content or number of chromosomes remain intact in daughter cells.
So the correct option is ' Eighteen'.
Explanation: