-Consider the Figure Illustrating the Two Major Classes of Hormones

question 43

Multiple Choice

-Consider the figure illustrating the two major classes of hormones and their actions. Which class of hormones would you expect to be ideally suited for long-term processes such as growth and development?

• A) protein hormones, because they can relay messages
• B) steroid hormones, because they can turn specific genes on or off
• C) protein hormones, because they cannot cross cell membranes
• D) steroid hormones, because they can diffuse across cell membranes

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Definitions:

Retinal Cells

Specialized cells located in the retina of the eye that are responsible for converting light into neuronal signals.

Wavelength

The length between one wave crest and the following one, specifically referring to sound waves or electromagnetic waves.

Reddish

Having a color or tint that is somewhat red; appears slightly red.

Greenish

Slightly green in color or having a tint of green.