Biologymedium · Past Paper
What is the phenotypic ratio of a Mendelian monohybrid cross in the F2 generation?
A1:2:1
B3:1
C9:3:3:1
D1:1
✓ Correct Answer: B — 3:1
The F2 phenotypic ratio of a monohybrid cross is 3 dominant (tall) to 1 recessive (dwarf).
Share this question
More from Biology
- What is the percentage of nitrogen gas in the Earth's atmosphere?
- What is the function of the Pacemaker (SA node) in the heart?
- Which tissue is responsible for the transport of water and minerals in plants?
- In an ecosystem, the flow of energy is always:
- What is the probability of a couple having 4 daughters in a row?