Which of these is not an example of intracellular communication?

A. DNA in a cell replicates

B. Heart cells contract together

C. Water regulation by a cell's central vacuole

D. Charged ions distributed across a plasma membrane

Earth receives thermal energy from the sun via radiation. Which of the following is a result of this energy transfer? A. There is matter to produce carbon compounds on Earth. B. Earth is a closed system in terms of energy. C.

Which of the follow conditions is associated with too much body fat. A. Bladder Cancer B. Hemochromatosis C. Gallbladder disease D. Psoriasis

Asexual reproduction in the parent cell will result in offspring with A) identical genetic information. B) half the genetic information. C) double the genetic information. D) four times the genetic information.

All of the following are separated for petroleum except A. Jet Fuel B. Lignite C. Kerosene D. Fuel Oil

What flour mixes will with cold liquids

Why is it in the evenings we are more prone to our emotions?

How does global warming affect biodiversity? A) increasing temperatures mean increased ability to adapt to the changes B) increasing temperatures mean increased risk of extinction C) increasing temperatures mean increased habitat development D)

Match the cell property descriptions with the correct organelle. Column A 1. Contains the genetic material (DNA) : Contains the genetic material (DNA) 2. Contains a thick gel-like substance: b Contains a thick gel-like substance 3.

What codes for proteins? 20 PTS A. DNA B. RNA C. Polypeptides D. Amino Acids

What is one possible result of an ovary not performing its intended function in the body?