What happens during respiratory failure?

(a the blood is not effectively pumped through the body.

(b oxygen and waste carbon dioxide are not effectively exchanged.

(c waste is not removed from the body.

(d food is not properly digested.

you!

What do isotopes of uranium have the same number of? what do they have a different number of? a) same number of protons; different number of electrons b) same number of protons; different number of neutrons c) same number of electrons; different number of protons d) same number of neutrons; different number of protons

How does photosynthesis show the conservation of mass and energy?

Which measure of an earthquake depends on how close you are to the focus?