Individuals Heterozygous for the RB⁺ and RB^- Alleles Can Develop

question 30

Multiple Choice

Individuals heterozygous for the RB⁺ and RB^- alleles can develop tumours as a result of

• A) a mitotic crossover that leads to homozygosity for both RB⁺ and RB^-.
• B) a somatic mutation in the RB⁺ allele that leads to homozygosity for RB^-.
• C) a somatic mutation in the RB^- allele that leads to homozygosity for RB⁺.
• D) the fact that RB^- is dominant to RB⁺.
• E) either a mitotic crossover that leads to homozygosity for both RB^- or a somatic mutation in the RB⁺ allele that leads to homozygosity for RB^-.

---

Definitions:

Executive Compensation

The total remuneration package provided to executives, including salary, bonuses, shares, options, and other benefits.

Discretion Over

Having the authority to make decisions and judgments in certain situations without the need for specific authorization.

CEO's Retirement

the process when a company's chief executive officer steps down from their position, often involving succession planning and financial considerations for the retiring CEO.

Research And Development

The process in which a company engages in research efforts to enhance its current products and methods, or to create innovative products and methods.