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Biology
How many spermatozoa and ova are formed from four secondary spermatocytes and three secondary oocytes respectively?
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Q. How many spermatozoa and ova are formed from four secondary spermatocytes and three secondary oocytes respectively?
A
4 spermatozoa, 4 ova
6%
B
8 spermatozoa, 3 ova
76%
C
16 spermatozoa, 12 ova
12%
D
3 spermatozoa, 8 ova
6%
Solution:
1 secondary spermatocyte $\stackrel{\text { forms }}{\longrightarrow } 2$ spermatozoa
$\therefore 4$ secondary spermatocytes $\stackrel{\text { forms }}{\longrightarrow } 8$ spermatozoa
1 secondary oocyte $\stackrel{\text { forms }}{\longrightarrow } 1$ ovum
$\therefore 3$ secondary oocytes $\stackrel{\text { form }}{\longrightarrow } 3$ ova