1. 4.01: which of the following will affect blood volume?
a. the speed of blood flow
b. the strength of heart contractions
c. the amount of water in blood
d. the rate of heart contractions

What would most likely happen if green plants were exposed to longer days of sunlight? a. the mitochondria would produce less energy . b. the chloroplasts would produce more energy. c. the cell wall would become thicker. d. the vacuoles would quickly shrink.b. the chloroplasts would produce more energy.