Everyday Science MCQs

5120 MCQs  (Page 103 of 512)

Which of the following is an RNA virus:
A. Influenza virus
B. Herpes virus
C. Hbv
D. Pox virus
In the lytic cycle of bacteriophage the host DNA is__________?
A. Replicated
B. Turn off by the protein coat.
C. Digested into its nucleotides
D. Turned on by the removal of the protein coat
Pepsinogen is produced from__________?
A. Mucous cells
B. Parietal cells
C. Zymogen cells
D. All of these
Carbohydrates, fats & proteins are essential for_______________?
A. Metabolic processes of an organism
B. Providing energy
C. Formation of sturctures
D. All of these
Mastication is carried out by__________?
A. Teeth
B. Tongue
C. Smooth muscles
D. All of these
Deficiency of K+ causes_____________?
A. Stunted growth & strong chlorosis
B. No electron transport chains
C. Premature death of leaves
D. Stunted growth of roots