An s3 heart sound is often associated with?
a. chf
b. copd
c. atrial fib.
d. ventricular fib.

What causes the force that pushes magma from the magma chamber through the pipe and vent of a volcano?

Why does meiosis produce cells with half the chromosomes? o a. most of the chromosomes are not necessary to keep an organism alive. b. a gamete needs only half the number of chromosomes because two gametes join together. o c. it makes the gametes easier to move around in the organism. o d. it is faster to produce gametes with fewer chromosomes.

The solution inside a plant cell is approximately a 1% saline solution and a 21% nacl solution the ,cytoplasm of a plant cell will