What Aberrant Change Causes the Abnormal Growth in Retinoblastoma

question 25

Multiple Choice

What aberrant change causes the abnormal growth in retinoblastoma?

• A)Proto-oncogenes are changed to oncogenes.
• B)The tumor-suppressor gene is turned off.
• C)Genetic amplification causes the growth.
• D)Chromosomes 9 and 21 are fused.

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Definitions:

Aspergillus

A genus of fungi that includes several species which can be pathogenic to humans or used in the fermentation industry.

Fungal Body

The physical structure of a fungus, including mycelium and fruiting bodies, which supports growth, reproduction, and nutrient absorption.

Function

A specific purpose or role of a component or system.

Decomposer

Organisms, typically bacteria and fungi, that break down dead or decaying organisms, thereby playing a key role in the nutrient cycle.