Which of the following would lead to an increase in blood flow? a) contracting the muscles in the arterioles b) decreasing the diameter of blood vessels c) increasing blood viscosity d) decreasing blood viscosity

Look at the photo of the leaf. which term best describes this leaf?

Which best explains how a heat pump can heat a room? cold air from the house is moved through pipes, where it absorbs thermal energy. warm air from outside is pushed into the house to replace the cold air. combustion warms the air when chemical energy is transferred to thermal energy. fuel is used to move a piston, which pushes warm air into the house.

Apair of fruit flies reproduces and has 1,000 offspring. all 1,000 of the offspring have the alleles gg. what is the most likely combination of alleles for each parent