Use app×
Join Bloom Tuition
One on One Online Tuition
JEE MAIN 2025 Foundation Course
NEET 2025 Foundation Course
CLASS 12 FOUNDATION COURSE
CLASS 10 FOUNDATION COURSE
CLASS 9 FOUNDATION COURSE
CLASS 8 FOUNDATION COURSE
0 votes
1.6k views
in Biology by (45.7k points)

In peas, a pure tall plant (TT) is crossed with a short plant (tt). The ratio of pure tall plants to short plants in F2 is 

(a) 1 : 3 

(b) 3: 1 

(c) 1: 1 

(d) 2: 1

1 Answer

+1 vote
by (46.2k points)
selected by
 
Best answer

The answer is (b) 3 : 1

  • A cross between pure tall plant (TT) and short plant (tt) would produce progenies with following genotypes.
  • TT(Pure tall), tt( Pure short) andTt ( Mixed tall). 
  • This makes the ratio between tall and short plants is 3:1.

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.

Categories

...