7. What are variables in an experiment?

a. Independent

b. Dependent

c. Control

What is CODIS? How does it work?

How did scientists discover the common structure of cells?

A kingdom may be subdivided into only one Phylum.

A testable hypothesis could be formed from which question?

Why is the fusion reaction not currently used to produce energy, especially as it is a "clean" form of energy that does not create radioactive or nuclear byproducts? A - There are currently not enough fuels for fusion reactions.

The cell membrane controls movement of materials into and out of the cell. The following particles are moving from high concentration to low concentration and are using a carrier protein.

Where is the moving electric field that causes Earth's magnetic field? A.) earth surface B.) in space C.) earth mantel D.) earth core

Cost minimization is an appropriate strategy in which stage of the product life cycle? a. introduction b. growth c. adolescence d. decline e. retirement

How can a kidney transplant be carried out?

Two of the risk factors for Down's syndrome include which of the following? Options exposure to high temperatures increased age of female infectious hepatitis over exposure to sunlight