Ques: Q: Which word describes how an extracellular solution can change the volume of a cell by affecting osmosis? Choices: - velocity - trichina - instability - tonicity A:
Ans: tonicity

Ques: Q: What determines the ability of soil particles to bind many nutrients? Choices: - surface pulses - layer charges - currents charges - surface charges A:
Ans: surface charges

Ques: Q: When the ventricles begin to contract, pressure within the ventricles rises and blood flows toward the area of lowest pressure, which is initially in the atria. this backflow causes the cusps of the tricuspid and mitral (bicuspid) valves to close. these valves are tied down to the papillary muscles by these? Choices: - chollphyide tendineae - choanocyte tendineae - photoreactive tendineae - chordae tendineae A:
Ans: chordae tendineae

Ques: Q: Sucrose does not undergo reactions that are typical of aldehydes and ketones, therefore it is a nonreducing what? Choices: - wheat - juice - salt - sugar A:
Ans:
sugar