Researchers Have Shown That the Various Regions of the Developing

question 3

Multiple Choice

Researchers have shown that the various regions of the developing eye are specified by different transcription factors whose expression is induced by the adjacent tissues.Which region of the eye requires the transcription factor Chx10?

• A) Optic stalk
• B) Neural retina
• C) Pigmented retina
• D) Lens
• E) Cornea

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Definitions:

Waxed Floss

Dental floss coated with wax to facilitate easier sliding between teeth for the removal of plaque and food particles.

Head Lice

Parasitic insects that live on the human scalp and feed on blood, causing itching and discomfort; commonly spread by close personal contact.

Pediculosis Capitis

A common infestation of the scalp by head lice, leading to itching and discomfort.

Lindane

A chemical insecticide used in prescription medications to treat lice and scabies, though its use is controversial due to potential toxicity.