1551. To keep blood PH at 7.4 the HCO3 :H2CO3 ratio should be :

A. 20:1 *
B. 30:1
C. 15:1
D. 1:1

1552. Normal blood PH is :

A. 6.8-7.0
B. 7.0-7.12
C. 7.38- 7.4 *
D. 7.7-8.0

1553. Which of the following about biological membrane is true ?

A. Lipid moiety is amphipathic *
B. Rigid assemblyof protein , lipid and carbohydrates
C. Symmertrical bi leaflet structures
D. Lipid and protein moiety are held by cavalent interactions

1554. In cytochrome p450, P stands for :

A. Structural proteins
B. Substrate proteins
C. Pigment *
D. Polymer

1555. Which of the following is false about starvation ketoacidosis?

A. Metabolic acidosis
B. Smell of acetone in breath
C. Benedict’s test +ve *
D. Rothera’s test is +ve

1556. A relatively component of the electron transporting respiratory chain is :

A. Falvoprotein
B. Cytochrome CI
C. Ubiquinone *
D. Cytochrome A

1557. During phagocytosis the metabolic process called respiratory burst involves activation of :

A. Oxidase *
B. Hydrolase
C. Peroxidase
D. Dehydrogenase

1558. Which of these organelle functions as the digestive system of the cell?

A. Mitchondria
B. Rough endoplasmic reticulum
C. Golgi apparatus
D. Lysomes *

1559. Which one of the following human tissues contains the greatest amount of body glycogen ?

A. Liver
B. Kidney
C. Skeletal Muscle *
D. Cardiac muscle

1560. Which of the following is inclusion of cytoplasm?

A. Endoplasmic reticulum
B. Ribosome
C. Golgi Body
D. Glycogen *