Which pair of elements are the most common found in the sun? A. helium and oxygen B. carbon and hydrogen C. hydrogen and helium D. helium and oxygen

What is the difference between "period of revolution" and "period of rotation"?

What three macromolecules are important energy sources for biological organisms (such as humans) ? question 1 options: carbohydrates, lipids, proteins cholesterol, sodium, fiber carbohydrates, cholesterol, calcium proteins, lipids, calories

Blank are negatively charged and move around the nucleus of an atom

Rearrange the letters DREAD poisonous snake

Suggest a reason heart rate and breathing rate are both controlled by the same structure of the brain, the medulla oblongata

The human activities in two locations are described below: Location A: Rampant use of plastic containers Location B: Excessive use of pesticides and fertilizers Which statement is most likely true? A.

According to the central dogma, which of the following represents the flow of genetic information in cells? protein to DNA to RNA DNA to RNA to protein RNA to DNA to protein DNA to protein to RNA

Which of these are physical changes in matter

Fundamental differences in the cell, the basic unit of life, allow for the broadest classification of all living organisms into three domains: Bacteria, Archaea, and Eukarya.

What is the difference between discharge zone and recharged zone