Multiple choice

A cross between yellow round and green wrinkled seed pea plants gave the following four types of progeny in equal proportions: yellow round, yellow wrinkled, green round and green wrinkled. The genotypes of the parents in this case must be

  1. YYRR X yyrr

  2. YyRr X yyrr

  3. YYRR X YYRR

  4. YyRr X YYRR

  5. yyrr X yyrr

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

YyRr X yyrr produces yellow round, yellow wrinkled, green round and green wrinkled progeny.