A Mutation Is Found in C

question 176

Multiple Choice

A mutation is found in C. elegans that causes the organism to have no vulval opening cells or any vulval supporting cells. What could this mutation be?

• A)one that blocks the Notch receptor on progenitor cells
• B)one that blocks expression of the Notch ligand in progenitor cells
• C)one that blocks expression of the EGF receptor in anchor cells
• D)one that results in constitutive expression of Notch ligand in progenitor cells
• E)one that results in constitutive expression of the EGF ligand from the anchor cell

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Definitions:

Negative Events

Undesirable or harmful occurrences that can cause stress, sadness, or trauma, negatively impacting an individual's mental and emotional well-being.

Temporary

Lasting for only a limited period; not permanent.

Optimistic People

Individuals who generally expect positive outcomes and look at the brighter side of life.

Depression

A mental health disorder characterized by persistently depressed mood or loss of interest in activities, causing significant impairment in daily life.