Back cross is

Which of the folloiwng statement/s about test cross is/are correct? I. Every test cross is a back cross, but not every back cross is a test cross. II. Every back cross is a test cross but not every test cross is a back cross. III. The ratio of a test cross is always 1:1. IV. A test cross can be considered as a type of reciprocal cross.

Back cross involves:

Fork line method for gamete formation | | Back cross | | Reciprocal cross | | Incomplete dominance | | Co-dominance

Find out the odd one in each group. a. 3:1, 1:2:1,9: 3:3:1, 9:7 b. Homozygous, Heterozygous, Hemizygous, Azygous c. Monohybrid, Dihybrid, Polyhybrid, Back cross d. Tall, Axial, Purple, White

WRITE SHORT NOTES ON: Back cross

What is Back cross?

All test crosses are back cross. But all back crosses are not test cross'. Justify the statement.

Define back cross with example.