Answer: editing and molecular
Explanation:
1. Genetic <u>editing</u> modification uses scientific means to change the genes of the organism.
2. <u>Molecular</u> biologists create new forms by rearranging the existing molecules.
Twice as old as" means we will be multiplying by 2. "her cousin" - we need a new variable C to represent her cousin's age. "was three years ago" - 3 years ago means we will have to subtract 3.
Boys:
-Deepening in Voice
-Growth Spurts
-Pubic Hair Development
-Increased Production of Testosterone and Sperm Cells
Girls:
-Growth Spurts
-Pubic Hair Development
-Menstrual Cycle Begins
-Increased Production of Estrogen and Eggs
D all of the above. you’re welcome plz give me brainliest
C. keeping all matches, cigarette lighters, and flames out of children's reach