Question

If a homozygous red flowered (RR) plant is crossed with white flowered (rr) plant, the offspring will be

• A. All red flowered
• B. All white flowered
• C. Half red flowered
• D. Some red and some white

Answer 1

Answer: (A)

All red flowered

The dominant characters are expressed in F${}_1$ generation. Homozygous red flowered plant - RR when crossed with White plant - rr gave Rr (Red flowered) in F${}_1$ generation. which indicated that red flower is a dominant character.

So, the correct answer is option A.