The main criteria used for Five Kingdom Classification proposed By R.H. Whittaker (1969) included :
A. Cell structure
B. Body organization
C. Presence of flagellum
D. Reproduction
E. Phylogenetic relationships
Choose the correct answer from the options given below :
A, B, C, D and E
B, C and D only
A, B, D and E only
A, B and E only
$$ \text { Match List I with List II : } $$
| $$ \text { List I } $$ |
$$ \text { List II } $$ |
||
|---|---|---|---|
| A. | Trypsin | I. | Intercellular ground substance |
| B. | Morphine | II. | Lectin |
| C. | Concanavalin A | III. | Enzyme |
| D. | Collagen | IV. | Alkaloid |
A-III, B-IV. C-II, D-I
A-I, B-II. C-III, D-IV
A-IV, B-III. C-II, D-I
A-III, B-II. C-IV, D-I
Which of the following statements are correct with respect to DNA separation, isolation and visualization?
A. The cutting of DNA is done by molecular scissors.
B. The DNA fragments separate according to their size in an agarose gel, upon electrophoresis.
C. The separated DNA fragments can be seen without staining when exposed to UV light.
D. The separated DNA fragments, when stained with ethidium bromide, can be seen in visible light.
Choose the correct answer from the options given below :
B and D only
A and B only
B and C only
A and D only
Which one of the following disorders is caused by the substitution of Glutamic acid (Glu) by Valine (Val) at the sixth position of the beta globin chain of the haemoglobin molecule?
Thalassemia
Sickle-cell anaemia
Phenylketonuria
Haemophilia
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