B!!!!!!!!!!!!!!!!!!!!!!!!!!
Matter: Gases,plasma,melting &freezing, solids, vapor
Not Matter: time,sound,sunlight,heat,gravity
The second pair of ribs or the true ribs
Answer:
properties cell membranes
There's so much confusion going on between<span> the acronyms </span>RER<span> and RQ. At the state of rest the </span>RER<span>, completely known as the </span>respiratory exchange ratio<span>, is actually the same as RQ or </span>respiratory quotient<span>. ... The RQ is a metabolic </span>exchange<span> of gas </span>ratio<span> that is equal to CO2 production over oxygen uptake </span>
