81. The metamorphosis of the spermatids in to the sperms is known as.......
A. Multiplication phase
B. The growth phase
C. The maturation phase
D. Spermiogenesis
Answer : Option D
82. Which enzyme is produced by acrosome ?
83. The acrosome is formed by the.....
84. These form a middle piece of the sperm
85. In oogenesis which cells are produced at the end of maultiplication phase ?
A. Primary oocyte
B. Secondary oocyte
C. First polar body
D. Secondary polar body
Answer : Option A
86. In oogenesis which substance are present in primary oocyte of growth phase
87. In oogenesis which cell body are concentrated in cytoplasm of primary oocyte of the growth phase ?
88. In oogenesis which cells are produced at the first division of primary oocyte in maturation phase ?
A. Secondary oocyte
B. First polar body
C. Secondary polar body
D. (a) and (b) both
Answer : Option D
89. Which stage of cell at the time of ovulation.
A. Secondary oocyte
B. First polar body
C. Secondary polar body
D. Primary oocyte
Answer : Option A
90. When sperm penetrate secondary oocyte during its unequal meioticdivision, how many polar body (bodies) is are produced ?