brodidit for students
خلیے کا چکر
نویں جماعت · حیاتیات · 5 سوالات
نام: ____________________ تاریخ: ____________
Mitosis produces:
- A Four different cells
- B Gametes
- C Two identical daughter cells
- D One cell
Meiosis results in cells with:
- A Double the chromosomes
- B Half the number of chromosomes
- C No chromosomes
- D The same number of chromosomes as the parent
In which phase of mitosis do chromosomes line up at the equator of the cell?
- A Prophase
- B Anaphase
- C Telophase
- D Metaphase
Mitosis helps organisms to:
- A Digest food
- B Breathe
- C Make gametes only
- D Grow and repair tissues
The number of chromosomes in a normal human body cell is:
- A 46
- B 23
- C 92
- D 44
جوابی کلید
1. C, 2. B, 3. D, 4. D, 5. A
Mitosis gives two genetically identical daughter cells.
Meiosis halves the chromosome number to make gametes.
Chromosomes align at the cell's equator during metaphase.
It is used for growth, repair and replacement of cells.
Human body cells have 46 chromosomes, or 23 pairs.