How do the different parts of our brain affect us psychologically? What role does the brain play in affecting who we are and what we do?

Ten percent of energy is transferred from sun to the level indicated.

  a. chromosomes are duplicated before cell division so that each new daughter cell has a complete set

Ben should classify a mango tree as an autotroph because it makes its own food with photosynthesis. he should classify algae as a heterotroph because it relies on other living things to get food.