A Light Ray, Traveling Parallel to the Axis of a Convex

question 65

Multiple Choice

A light ray, traveling parallel to the axis of a convex thin lens, strikes the lens near its midpoint. After traveling through the lens, this ray emerges traveling obliquely to the axis of the lens

• A)such that it never crosses the axis.
• B)crossing the axis at a point equal to twice the focal length.
• C)crossing the axis at a point equal to one-half the focal length.
• D)passing between the lens and its focal point.
• E)passing through its focal point.

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Definitions:

Uracil

A nitrogenous base found in RNA, replacing thymine found in DNA.

Adenine

A purine nucleobase used in forming nucleotides of the nucleic acids DNA and RNA.

Nitrogenous Rings

Structures found in organic compounds where nitrogen atoms are part of a cyclic arrangement.

Genetic Changes

Alterations in the DNA sequence of an organism, which can lead to variations in physical traits and behaviors.