The Movement of a Molecule from an Area of High

question 59

Multiple Choice

The movement of a molecule from an area of high concentration to an area of low concentration by interacting with a carrier protein is an example of

• A) osmosis.
• B) active transport.
• C) diffusion.
• D) facilitated diffusion.
• E) filtration.

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Definitions:

Lime

A substance made from limestone that has various industrial, agricultural, and environmental uses, including adjusting soil pH, water treatment, and in the manufacture of building materials.

Indoor Formaldehyde Pollution

The presence of formaldehyde, a toxic chemical, in indoor environments, often originating from building materials, household products, and furnishings, leading to various health risks.

Ulcers

Open sores that can develop on the lining of the stomach, small intestine, or esophagus.

Uranium Decay

The process by which uranium isotopes transform into other isotopes or elements through radioactive decay, releasing radiation.