Based on cell theory, why is a virus considered non-living?

A) A virus does not have a nucleus.

B) A virus does not contain genetic material.

C) A virus is too small to be considered a cell.

D) A virus cannot reproduce itself without a host cell.

Why do enzymes act as catalysts? they maintain activation energy they raise the activation energy they lower the activation energy they use activation energy

Researchers condition a flatworm to contract its body to a light by repeatedly pairing the light with electric shock.

Red (r) flower color is incompletely dominant to white (r) flower color. which cross will produce 100% pink flowers?

Is muscular strength the amount of force a muscle or group of muscles can exert

Select the five variations of the light microscope the electron microscope the dark field microscope the phase contrast microscope the fluorescence microscope the polarizing light microscope the bright field microscope

He auditory hallucinations experienced by people with schizophrenia are most closely linked with the activation of areas in which brain area?

Excess hydrogen ion is eliminated from the body largely by

Warming your hands by a fire is an example if which heat transfer? Give more examples of this type.

What is the name for a complex organized group of organisms?

Which of the following is NOT an argument used against genetically modified food? (A) It is new technology that unnaturally breaks genetic barriers between species (B) It might cause allergic reactions. (C) Humans should not be designers of life.