Which of these organelle functions as the digestive system of the cell ?

Related Mcqs:

1. Which cell organelle contains DNA_____________?

   A. Mitochondrion
   B. Golgi body
   C. Endoplasmic reticulum
   D. Centriole

2. Which of the following structures, found external to the bacterial cell wall, are involved in bacterial attachment to cell surfaces?

   A. Capsule
   B. Flagella
   C. Pili
   D. Mesosomes

3. All cells do not divide at the same rate. Events in which phase of the cell cycle determine when a cell is going to replicate ?

   A. M phase
   B. G1 phase
   C. S phase
   D. G2 phase

4. Cell membrane consists of_________________?

   A. Lipids and proteins
   B. Lipids only
   C. Protein only
   D. None of the above

5. The protein rich in basic amino acids, which functions in the packaging of DNA is chromosomes is______________?

   A. Histone
   B. Collagen
   C. Hyaluronic acid binding protein
   D. Fibrinogen

6. Coenzyme, in an enzymatic reaction usually functions to_____________?

   A. Activate the substrate
   B. Increase the active sites of apoenzyme
   C. Enhance the specificity of apoenzyme
   D. Accept one of the cleavage products

7. Glutamine replaced by valine in sckle cell anaemia is characterized________________?

   A. Non Sense mutation of beta chain
   B. Missense mutation of beta chain
   C. Degradation of beta chain
   D. Deletion of beta chain

8. Inside the cell, the substance, which contributes to most of the osmolality, is________________?

   A. Protein
   B. Potassium
   C. Urea
   D. Phosphate

9. The antibacterial substance present in tears which acts by splitting cell wall components is____________?

   A. Penicillin
   B. Lysozyme
   C. Betalysine
   D. Lactoperoxidase

10. The major lipids that make up the cell membrane are_______________?

    A. Triglycerides
    B. Phospholipids
    C. Sphingomyelins
    D. Fatty acids