Question 1
Which of the following sex-linked disorders occurs most frequently?
◦ Klinefelter's syndrome
◦ Turner's syndrome
◦ hemophilia
◦ color blindness
Question 2
Which of the following statements about DNA is true?
◦ The DNA molecule is circular, with the nucleotide bases located in the center of the circle.
◦ The DNA molecule contains only four different types of bases, regardless of what species is involved.
◦ The DNA molecule is identical for every known species, and species differences are coded on molecules that lay alongside the DNA.
◦ The pairing of adenine, thymine, cytosine, and guanine follows a random sequence, with all four base pairs combining with each other an equal percentage of times.