Water molecules are heated until they become water vapor

A) potential energy increases and kinetic energy decreases

B) kinetic energy increases and potential energy decreases

A gel electrophoresis migration pattern displaying polymerase chain reaction (PCR) products shows four strong bands. The lengths of the four pieces of DNA are approximately in the ratio of 1:2:3:4.

Which of the following are found in cell membranes? a lipids b DNA c RNA d glucose

Describe the structure of the mitochondria

The atomic number of an element is the same as the number of electrons in each atom. neutrons in each atom. protons in each atom. neutrons plus electrons in each atom.

List any two differences between distance and displacement ...

What system that removes waste from the body and controls the body's water levels?

How is a scientific law formed?

Approximately, when was the structure of DNA first described? 1900 1950 1800 1850

What makes influenza viruses so dangerous

Blank investigations allow for the control of variables can be repeated