its the study of living things and living organisms
Answer:
During the 20th century, a belief called behaviorism was popular. Behaviorism was a major change from previous theoretical perspectives, rejecting the emphasis on both the conscious and unconscious mind.
Explanation:
Most of the metabolic work is in the:
Cell Body
If the ratio is 9:2 that means that 45 would by ñ times 9. At the same time, ñ must also fit the ratio. Using this knowledge, you can divide 45 by 9, giving you 5, then multiply it by 2. This means that the child is 10 years old.