501. 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

502. Following possess bilateral symmetry as larva and radial symmetry as adult:
A. Chordata
B. Hydra
C. Echinodermata
D. Hemichordata

503. Proteins are polymers of___________?
A. Fatty acids
B. Isoprenoid units
C. Amino acids
D. Nucleotides

504. Which of the following is the empirical formula of chlorophyll b?
A. C55H70O5N4Mg
B. C55H72O6N4Mg
C. C55H70O6N4Mg
D. C55H72O5N4Mg

505. In Glycin an amino acid R group is replaced by____________?
A. H
B. CH3
C. COOH
D. C = O

506. How many moles of carbon dioxide are produced by complete oxidation of one mole of puruvic acid?
A. 1
B. 2
C. 3
D. 6

507. The element in basic structure of proteins which differentiate them from carbohydrates________?
A. C
B. S
C. H
D. N

508. Hunger pangs usually begin ______ after the previous meal.
A. 2-4 hours
B. 6-8 hours
C. 10-12 hours
D. 12-24 hours

509. Total number of amino acids discovered so far in cells and tissues are______________?
A. 20
B. 25
C. 150
D. 170

510. The major constituent of blood plasma is___________?
A. Protein
B. NaCl
C. Water
D. Cholesterol