Mutations a) are always harmful b) can be beneficial c) are changes in dna d) usually occurs during dna replication e) causes evolution change

Aplant may open end close its stomata to prevent excess water loss and maintain

Acell goes through cellular respiration and produces atp which it then uses to move a molecule across the cell membrane. how does the energy in the original glucose molecule change during this process? (2 points)

Which of the following may one conclude from a map that shows the average ph value of rainfall in the u.s.? acid rain is a more serious problem on the east coast. acid rain falls equivalently across the continental u.s. there are more factories on the west coast. the midwest has fewer forests than the rest of the u.s.