Question

A. DNA polymorphism plays important role in evolution and speciation.

B. 99.9% nucleotides bases are exactly same in all people

C. Chromosome 1 has the fewest genes (23) and Y-chromosomes has most genes (2968)

D. BAC and YAC have been used in Human Genome Project.

• A. All correct
• B. All incorrect
• C. A, B, D are correct
• D. B, C, D are correct

Answer 1

Answer: (C)

A, B, D are correct