In a variety of onions, three bulb colors segregate: red, yellow, and white. A plant with a red bulb is crossed to a plant with a white bulb, and all the offspring have red bulbs. When these are...

Asap ,please answer all subpart with explanation. Thank you

Extracted text: In a variety of onions, three bulb colors segregate: red, yellow, and white. A plant with a red bulb is crossed to a plant with a white bulb, and all the offspring have red bulbs. When these are selfed, the following plants are obtained: Red-bulbed = 119; Yellow-bulbed= 32; White-bulbed = 9. (a) Give the genotypes of the parent and the progeny; (b) Explain how color is determined. Draw or diagram.