Human Chromosomes Name _____________________________

Period _____ Date __________________

 

Body Cells (Human)

Males

Females

Total number of chromosomes

1.

2.

Number of autosomal chromosomes

3.

4.

Number of sex chromosomes

5.

6.

Total number of pairs of chromosomes

7.

8.

Number of pairs of autosomal chromosomes

9.

10.

Number of pairs of sex chromosomes

11.

12.

Identity of sex chromosomes (XX, XY, etc.)

13.

14.

 

Gametes (Human)

From males

From females

Type of gamete

15.

16.

Total number of chromosomes

17.

18.

Number of autosomal chromosomes (not pairs) in each gamete

19.

20.

Number of sex chromosomes in each gamete

21.

22.

Identity of possible sex chromosomes in each gamete produced (X, Y)

23.

24.

Zygote – fertilized egg (Human)

Males

Females

Total number of chromosomes

25.

26.

Number of autosomal chromosomes

27.

28.

Number of sex chromosomes

29.

30.

Total number of pairs of chromosomes

31.

32.

Number of pairs of autosomal chromosomes

33.

34.

Number of pairs of sex chromosomes

35.

36.

Identity of sex chromosomes (XX, XY, etc.)

37.

38.

39. Which parent's gametes determine the sex of the offspring? _________________________