Which of the following describes the role of phloem in a plant’s vascular system
A)Transports water from the roots.
B) Absorbs sunlight in the leaves.
C)Transports glucose down the plant.
D)Releases pollen from a flower.

The gene that causes sickle-cell disease is present in a higher percentage of residents of sub-saharan africa than among those of african descent living in the united states. even though this gene causes sickle-cell disease, it also provides some protection from malaria, a serious disease that is widespread in sub-saharan africa but absent in the united states. discuss an evolutionary process that could account for the different percentages of the sickle-cell gene among residents of the two regions.

The nursing instructor has been observing nursing students initiate an iv infusion. which action(s), if made by the nursing student, indicates that further instruction is needed? (select all that apply.) the nursing student:

The basic types of tissue in the human body are