Select all of the following that describe passive transport A the process of moving substances from high to low concentration
B uses ATP energy from cell
C at the end of the process a larger concentration of substance is on one side of cell membrane than the other
D the process of moving substance from low to high concentrations
E move substances with or down the concentration gradient
F no energy is used in transport
G The end result is dynamic equilibrium of substances on both sides of the cell membrane
H move substances against or of the concentration gradient

The phlogiston theory in the 17th century attempted to explain burning. the theory stated that combustable objects contained a material called phlogiston, a substance without mass, color, odor, etc. after objects burned, the objects were dephlogistonated and were then in their true form. the phlogiston theory was accepted until the 18th century, when lavoisier proved that combustion requires a gas that has mass. phlogiston is considered a) to be scientific knowledge b) not to be scientific knowledge c) to be proven by scientific method d) to be accepted in the modern scientific community

Consider the diagram below, which represents components of the biosphere. what do the two arrows in the diagram most likely represent? a. radiation b. photosynthesis c. cellular respiration d. energy conversions will give to anyone who answers quickly

Many animals cannot sweat to maintain a stable body temperature. what is one other way animals can cool down?