Two Strains of S

question 1

Multiple Choice

Two strains of S.cerevisae (yeast) are crossed.One has the genotype ABC and the other abc.Five sets of the resultant tetrads are noted below.In which set did a gene conversion event occur?

• A)abc, aBc, AbC, aBC
• B)abc, abc, ABC, ABC
• C)aBc, aBc, AbC, AbC
• D)abC, abc, ABc, ABC
• E)Abc, Abc, aBC, aBC

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Definitions:

Narcissism

A psychological condition characterized by self-preoccupation, lack of empathy, and unconscious deficits in self-esteem.

Self-Serving Bias

A common tendency for individuals to attribute their successes to internal factors and their failures to external factors.

External Locus

The belief that one's outcomes in life are controlled by external forces or fate rather than one's own efforts.

Erroneously Thinking

The process of making mistakes in reasoning or understanding; incorrect or faulty thinking.