The first organism in most natural food chains is?

Which of Earth's unique features is the most significant, and without which, the other significant features that support life would have had no effect? A. angle of axial tilt B. distance from the Sun C. presence of an atmosphere D.

Which statement is most likely to apply to a cell that has DNA within its crypto plasma

Most body systems maintain homeostasis through

Genetic is a study of heredity which includes mendel's theory and

Is an experiment in which participants do not know if they are in the experimental or the control group, but the experimenters do know which participants are part of which group?

Who Proposed a theory of gravity

Why do scientists arrange the organisms on the tree below with some organisms closer than others? A) The organisms that are closest to one another are the same organisms B) The organisms that are closest to one another evolved from each other C) The

Explain why seawater has a higher hydrometer reading than that of freshwater.

What happens when oxygen atoms share electrons A) They form covalent bonds B) They form ionic bonds C) They form polar molecules D) They form water molecules

What five areas of the brain are wired during infancy?