biological information Quiz
Question Number 1
how many main parts does a human eye contians?
A. 12
B. 4
C. 799
D. 38
E. 56
F. 21
Question Number 2
who determines the sex of the baby to be born?
A. male
B. female
C. unspecified
Question Number 3
what is trisomy 21?
A. patatu's syndrome
B. down's syndrome
C. additon of a chromosome in pair 12
D. cat eye syndrome
Question Number 4
what is chlorination in water used for?
A. killing microbes
B. for filtering
C. none of above
D. all of above
Question Number 5
when you smile how many of your's muscles move?
A. 67
B. 6789
C. 12
D. 0
E. 14
F. 72