4. What do calories measure?

sugar

energy

mass

weight

Which of the following is true of objects falling with air resistance? O A. When air resistance is considered, the acceleration of a falling object depends on the object's shape and mass. B.

What is the function of active transport in moving small molecules and ions across cell membranes?.

Osmosis involves which of the following processes? A. movement of water up a concentration gradient B. movement of solute up a concentration gradient C. movement of water across a cell membrane D. movement of solute across the cell membrane

The standard against infection that assumes that all blood and body fluids are infectious and requires all emergency workers to practice a strict form of infection control is called:

Which of the following adaptations is characteristic of animals in the alpine biome?

Which of the following differentiates viruses from bacteria? a. viruses need cells in order to replicate, bacteria do not b. viruses tend to be much bigger than bacteria c.

What are the four main biological macromolecules and what are their components and functions?

How is the human immunodeficiency virus (hiv) transmitted? apex?

Can a female be a carrier for a sex-linked recessive trait? Explain.

During what processes would your body use condensation reaction?