Which of the Following Statements Is (Are) True Concerning the Three

question 37

Multiple Choice

Which of the following statements is (are) true concerning the three molecules shown?

I. The three molecules are constitutional isomers.
II. Structure C is properly named as a hexane.
III. Structure B has the highest boiling point of the three molecules.
IV. Structure A has the highest boiling point of the three molecules.

• A) I and II
• B) I, II, and III
• C) I and III
• D) I and IV
• E) I only

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Definitions:

Dermal Root Sheath

The part of the hair follicle that provides a protective layer and is involved in hair growth, derived from the dermis.

Papillary Layer

The uppermost layer of the dermis, directly underneath the epidermis, rich in blood vessels and sensory neurons.

Melanosomes

Organelles within cells responsible for synthesis, storage, and transport of melanin, the pigment that gives color to skin, hair, and eyes.

Melanin

The pigment that gives color to the skin, hair, and eyes, providing protection against UV radiation damage.