In a Single Molecule of Water, Two Hydrogen Atoms Are

question 53

Multiple Choice

In a single molecule of water, two hydrogen atoms are bonded to a single oxygen atom by

• A) hydrogen bonds.
• B) nonpolar covalent bonds.
• C) polar covalent bonds.
• D) ionic bonds.
• E) van der Waals interactions.

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Definitions:

Rods

Photoreceptor cells in the retina of the eye that are highly sensitive to light and enable vision in low-light conditions, but do not support color vision.

Cones

Photoreceptor cells in the retina of the eye that are responsible for color vision and function best in relatively bright light.

Color Opponent Processing

A theory in vision science suggesting that the human visual system interprets color by processing signals from cones and rods in an antagonistic manner.

Retinal Bipolar Cells

These are types of neurons found in the retina, performing the role of transmitting signals from photoreceptors (rods and cones) to ganglion cells.