Signaling Molecules Can Be "Tagged" by Attaching Glow-In-The-Dark Molecules to Them

question 36

Multiple Choice

Signaling molecules can be "tagged" by attaching glow-in-the-dark molecules to them. After adding tagged signaling molecules to the fluid around several cells, you observe the cells with a microscope designed to see glow-in-the-dark molecules. After a few minutes, you notice that the plasma membranes of some of the cells begins to glow. This observation indicates that some cells

• A) have more dense plasma membranes than others.
• B) have receptors for the signaling molecule.
• C) have no active carrier proteins for the signaling molecules.
• D) block the signaling molecules by repelling them.

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Definitions:

Practical Intelligence

The ability to solve everyday problems by utilizing knowledge gained from experience in order to effectively deal with tasks and challenges.

Fluid Intelligence

The capacity to reason quickly and to think abstractly, often considered independent of learning, experience, and education.

Multiple Intelligences

describes a theory by Howard Gardner that suggests human intelligence is comprised of many distinct types, including logical-mathematical, linguistic, musical, spatial, bodily-kinesthetic, interpersonal, intrapersonal, and naturalist intelligences.

Bodily Kinesthetic

Refers to the ability to coordinate body movements and handle objects skillfully, often associated with physical intelligence.