Which of the following parts of the circulatory system carries oxygenated blood?
a an artery moving blood from the heart to the lungs
b. a vein moving blood to the heart from the body c. an artery moving blood from the heart to a muscle cell
d. a venule moving blood to the heart from the liver
i think is b.

Name the type of chemical that speeds up digestion

Why can't you grow plants with adhesion water?

There is a liquid capsule inside a cup full of liquid. the cup full of liquid has salt in it and the liquid capsule has no salt in it. in which direction will the solvent flow? a. the salt does not have to move b. from the capsule to the larger cup c. equally between the capsule and the cup d. from the larger cup to the capsule