Home / MCQ Bank / Biology
Biology Biotechnology Difficulty: Medium

Assertion (A): In human being, the females play a major role in determining the sex of the offspring. Reason (R): Women have two 'X' chromosomes.

Select the correct option to test your answer:

More Biology Questions

Keeping pigs away from human settlements helps in the eradication of Consider the following statements and choose the correct answer: 1. The C 4 plants can absorb CO 2 even from a much low CO 2 concentration when the C 3 plants fail to avail it 2. The C 4 plants require less energy to fix CO 2 as compared to C 3 plants 3. C 4 plants are better adapted to tropical and desert areas where sunlight is more intense and the growing season is longer 4. Maize is a C 4 plant The radicle of the developing embryo is enveloped by a sheath called When the anthropogenic formation is controlled by biotic factors, then the climax is generally called as Match List-I with List-II and select the correct answer: List-I (Sites of DNA polymerase) List-II (Functions) a. A template site 1. Contains the primer on which the newly synthesized DNA strand grows b. A primer site 2. Present at the tip of the primer, which has a terminal 3' OH group c. A primer terminus site 3. Attaches to the DNA template and holds a section of DNA in place d. A triphosphate 4. Where an incoming nucleoside triphosphate matches a complementary nucleotide on the DNA template and is bound to the 3' OH position of the primer