Which of the Following Best Defines the Visual Phenomenon of Accommodation

question 142

Multiple Choice

Which of the following best defines the visual phenomenon of accommodation

• A)A change in the retina that focuses the lens
• B)A change in the lens that focuses light on the retina.
• C)A change in the iris that moves light into the eye
• D)A change in the cornea that prevents too much light from entering the eye.

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Definitions:

Chargaff's Rules

Empirical rules stating that in any sample of double-stranded DNA, the amount of adenine (A) equals thymine (T) and the amount of guanine (G) equals cytosine (C).

Base Pairs

Base pairs are the pairs of nitrogenous bases that connect the complementary strands of DNA, consisting of adenine with thymine and cytosine with guanine in DNA.

Purine

A type of nitrogenous base found in DNA and RNA, which includes adenine and guanine.

Pyrimidine

A category of nitrogenous bases that includes cytosine, thymine, and uracil, which are fundamental components of nucleic acids.