| 1 |
The stage of prophase that last for days, week or even year is. |
- A. Leptotene
- B. Zygotene
- C. Pachytene
- D. Diplotene
|
| 2 |
Each bivalent consists of four. |
- A. Chromosomes
- B. Chromatids
- C. spores
- D. Chiasmata
|
| 3 |
Unequal separation of chromosomes is called. |
- A. Disjunction
- B. Separation
- C. Non disjunction
- D. Metastasis
|
| 4 |
Crossing over and random assortment of chromosomes are two significant happenings of |
- A. Mitosis
- B. Amitosis
- C. Meiosis
- D. All a,b,and c
|
| 5 |
During which stage chromosomes are doubling |
- A. G2 Phase
- B. G1 phase
- C. S-Phase
- D. G0 Phase
|
| 6 |
With in the ovary , progestetrone is produced by the: |
- A. Corpus albicans
- B. Corpus Luteum
- C. Tertairy follicles
- D. Primary follicles
|
| 7 |
Trisomy of chromosome 18 is found in. |
- A. Down's syndrome
- B. Edward syndrome
- C. Patau syndrome
- D. Jacob's syndrome
|
| 8 |
First essential phenomenon of meiosis i.e pairing of homologous Chromosomes called synapsis starts in |
- A. Leptotene
- B. Zygotene
- C. Pachytene
- D. Diplotene
|
| 9 |
An unwanted clone of cells and establishment of secondary areas of growth is called. |
- A. Tumor
- B. Growth
- C. Lump
- D. Swelling
|
| 10 |
The basic difference betweenn spermatogenesis and oogenesis is that : |
- A. During spermatogenesis two more polar bodies are produced
- B. The mature ovum is haploid while the sperm is 1n
- C. Spermatogenesis involves mitosis and meiosis, but oogenesis involves meiosis only
- D. In oogenesis, one mature ovum is produced, and in spermatogenesis four mature sperm are produced
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