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15. What information is provided to complete column 3 under meiosis?
A 2 - 2N or diploid
C.4 - 2N or diploid
B. 2- 2N or haploid
D. 4 - N or haploid..
16. Which stage of your development as a human being when you were just one cell?
A baby
B. fetus C. infant
D. Zygote
17. Which is produced by each primary oocyte after oogenesis?
A four ova
B. one ovum
C. one polar body and three ova
D. three polar bodies and one ovum
18. Which of the following are formed after gametogenesis?
A body cells B. gonads
C. sex cells
D. somatic cells
19. Which is correct about spermatogenesis and oogenesis?
A. spermatogenesis: 1 sperm; oogenesis: 2 eggs C. spermatogenesis: 4 sperms; oogenesis: 1 egg
B. spermatogenesis: 2 sperms; oogenesis: 1 egg D. spermatogenesis: 8 sperms; oogenesis: 4 eggs
20. Which one indicates a normal human male?
A. X chromosome
C. XY chromosomes
B. XX chromosomes
D. XXY chromosomes​


Sagot :

Answer:

15. sorry i dont know

16.D

17.C

18.D

19.C

20.C