The concentration of potassium is higher in red

blood cells than in the surrounding blood plasma.

This higher concentration is maintained by the

process of

(1) circulation (3) excretion

(2) diffusion (4) active transport

Assuming that both parents are heterozygous for the gene that causes the disease, what is the probability that the second child will also have the disease? express your answer as a fraction using the slash symbol and no spaces (for example, 1/2).

Jim was told that he might need to go on medication of his blood pressure continues to be high. What causes blood pressure

Which characteristics are present in both the squid and dolphin but isn't present in a jellyfish

Pregnant women who are vegans should get their protein from:

What is the volume of 19.87 million of (NH4Cl) at stp?

Which of the following provides nutrients to a developing embryo, passes wastes into the mother's blood for disposal and forms tissuses of both the mother and the embryo? A.) placenta B.) umbilical cord C.) amniotic or D.) all of the above

Facilitated diffusion can be described as the favorable movement of one solute down its concentration gradient being coupled with the unfavorable movement of a second solute up its concentration gradient. True or false?

Large blood vessels that carry blood away from the heart to body tissues are called

What packages proteins for the transport out of the cell

In one type of cell division, a single cell forms two new cells. This process is called mitosis. What reasoning describes why human skin cells frequently undergo mitosis?