True! because if you have more than one variable, you aren’t going to know which variable changed the dependent variable.
Answer:
d they respond to pathogens
One is in the area of psychopharmacology where drugs have been used to calm disorders in mood, sensation, thinking, and behavior. Second, the study of biological rhythms and sleep have been used to manage cases of insomnia. Thirdly, this overlap has helped Improve learning language and cognition in children with autism.
Mitosis is a type of cell division that results in two daughter cells each having the same number and kind of chromosomes as the parent nucleus, typical of ordinary tissue growth. Mitosis is important because the organism must:
1. replace cells that have worn out or died
2. repair tissue that is damaged
3. add cells in order to grow
4. make new kinds of cells in order to develop
Answer: C
Explanation: Cells reproduce and divide through a process called mitosis
