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7.A man heterozygous for blood type A marries a woman heterozygous for blood type B. What is the chance that their first child will have type o blood?
A. 0%
C. 50%
B 25%
D. 75%

8. Which best describes the genetic material a person receives from his or her father?
A.22 autosomes and an X or Y chromosome
B. 22 haploid cells and an X or Y chromosome
C. 23 diploid cells and an X and Y chromosome
D.pair of homologous chromosomes and an X and Y chromosome​