During Development,the Keratinocytes of the Various Skin Layers Express Different

question 3

Multiple Choice

During development,the keratinocytes of the various skin layers express different keratins and other intracellular proteins involved in the maturation of the skin.Transglutaminase 1 is one such protein.What is the human syndrome that can be caused by mutations in Transglutaminase 1?

• A) Dowling-Meara EBS
• B) Junctional epidermolysis bullosa
• C) Bullous congenital ichthyosiform erythroderma
• D) Lamellar ichthyosis
• E) Incontinentia pigmenti
• F) Hypohidrotic ectodermal dysplasia

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Definitions:

Research Hypothesis

A specific, testable prediction about the expected outcome of a study based on theoretical grounds.

Representative Sample

A subset of a population that accurately reflects the members of the entire population.

Larger Population

Refers to a greater number of individuals within a particular group or area being studied.

Directional Research Hypothesis

A hypothesis that specifies the direction of the expected relationship or difference between variables, indicating whether one variable is hypothesized to be greater than, less than, or different from another.