State whether the following is true or false:If `AsubB`,then `AuuB=B`.

State whether the following statement. is true or false. If false, rewrite it by changing the word underlined. A chromosome is a mostly made up of RNA .

State whether the following statement. is true or false. If false, rewrite it by changing the word underlined. The somatic cells of females have XX pair of sex chromosome.

State whether the following statement. is true or false. If false, rewrite it by changing the word underlined. in a normal dihybrid cross, phenotypic ratio is 9:3:3:1 .

State whether the following statement. is true or false. If false, rewrite it by changing the word underlined. Down's syndrome is caused by the trisomy of the 10th chromosome.

State whether the following statements are true or false.If false rewrite them correctly.Survival of the fittest and struggle for existence are related to Lamarckism.

State whether the following statements are true or false.If false rewrite them correctly.Mesozoic era is known as age of amphibians.

State whether the following statements are true or false. If false rewrite correctly. Roquefort cheese is ripened by growing a specific bacteria on it

State whether the following statements are true or false. If false rewrite them correctly. Mutations are mainly responsible for variations in organisms.

State whether the following statements are true or false. If false rewrite correctly. Streptokinase modified by genetic engineering is used as clot bluster.