Which atoms are the most reactive?

A. Atoms with a full outermost shell

B. Atoms that have one or two electrons to gain or lose

C. Elements that are inert

D. The noble gases

Cells need to bring in molecules to carry out cellular processes. Often, this requires moving the molecules across the cell membrane against the concentration gradient. How do these molecules get into the cell? A. passive transport by diffusionB.

7. What is the best environment that promotes bacterial growth? Describe temperature, pH and other factors.

What is the difference between bioengineered crops and genetically modified crops?

Which statement best describes the events that take place within the mitochondrial membrane? A. Potential energy is stored in glucose molecules. B. ATP is produced for use by cells. C. The Krebs cycle breaks down glucose. D.

Does our body need energy when we are sleeping

A brown dog is crossed with two different black dogs. The first cross produced only black dogs and the second cross produces equal numbers of black and brown dogs. What is the genotype of the brown dog? the first black dog? the second black dog?

The replacement stage of B by stage C and the replacement of stage C by stage D in a particular location is known as A exploitation B covercropping C ecological succession D punctuated equilibrium

An experimental vaccine was developed for what disease by injecting beta-amyloid into mice, which stimulated antibodies to the protein and reduced the number of plaques?

Which term describes a chemical reaction in which water is gained? A. Reduction B. Hydration C. Hydrolysis D. Dehydration

How might environmental manipulation of a crop have unexpected consequences? a. The new crop may require more water than the original. b. The crop may harm the environment. c. The yield may be reduced. d. All of the above