A Haploid Yeast Strain Has Mating Type a and Genotype

question 30

Multiple Choice

A haploid yeast strain has mating type a and genotype his4 TRP1. A different haploid yeast strain has mating type ? and genotype HIS4 trp1. The two strains mate and produce diploid offspring with genotype his4 TRP1 / HIS4 trp1. The diploid cells undergo meiosis to produce a variety of tetrad types. In the following questions, the genotypes of the spores in a tetrad are shown. For each tetrad, tell what type it is: parental (PD) , non-parental (NPD) , or tetratype (T) .
-HIS4 trp1; HIS4 TRP1; his4 TRP1; his4 trp1?

• A)PD
• B)NPD
• C)T
• D)cannot be determined

---

Definitions:

Yuan Painter

Refers to artists active during the Yuan dynasty (1271–1368) in China, known for contributions to the development of Chinese landscape and literati painting.

Stalks of Bamboo by a Rock

Probably refers to a traditional subject in Chinese and East Asian art, symbolizing resilience, strength, and purity.

Guan Daosheng

A Chinese poet, painter, and calligrapher from the Yuan Dynasty known for her bamboo paintings and contributions to the wenrenhua (literati painting).

Ming Dynasty

A major dynasty that ruled China from 1368 to 1644, known for its significant developments in culture, economy, and arts, including porcelain production and the construction of the Great Wall of China.