Extremely long molecule of DNA that is tightly folded to fit inside the cell component is called_____________?

Related Mcqs:

1. In Urea cycle __________ ammonia molecules combine with 1 CO2 molecule to form 1 molecule of urea.

   A. 1
   B. 2
   C. 3
   D. 4

2. Chemical component/s less in eukaryotic cell as compared to prokaryotic cell is / are (i) lipids (ii) carbodydrates (iii) proteins (iv) DNA_________________?

   A. i & ii
   B. iii & iv
   C. i ii iii & iv
   D. iv only

3. Cell wall is extremely well preserved in fossil specimens in__________?

   A. Diatoms
   B. Dinoflagellates
   C. Slime moulds
   D. None of these

4. Type of lichen which tightly attaches to rocks is_____________?

   A. Parmelia
   B. Fruticose
   C. Foliose
   D. Crustose

5. Which of the following cell organelles does not contain DNA?

   A. Nucleus
   B. Lysosomes
   C. Chloroplast
   D. None of these

   Submitted by: Nayab Idrees

6. Maintenance of normal resting potential via movement of K+ inside the cell and na+ out is a/an ___________ process?

   A. Active
   B. Passive
   C. Diffusional
   D. None of these.

7. Which chemical component has the greatest contribution in the total mammalian cell weight__________?

   A. Proteins
   B. Carbohydrate
   C. Lipids
   D. Water

8. Which of the following organisms have Chitin as a major structural component of their cell wall________________?

   A. Prokaryotae
   B. Protoctista
   C. Plantae
   D. Fungi

9. ___________ component of cell wall has grreat affinity with water?

   A. Lignin
   B. Cellulose
   C. Pectin
   D. All of these

10. which of the following gives to rise two daughter cell during cell division?

    A. meiosis
    B. mitosis
    C. both a & b
    D. none of these

    Submitted by: Muhammad Nawaz