The major constituent of blood plasma is___________?
A. Protein
B. NaCl
C. Water
D. Cholesterol
Biology Mcqs
Total number of amino acids discovered so far in cells and tissues are______________?
Total number of amino acids discovered so far in cells and tissues are______________?
A. 20
B. 25
C. 150
D. 170
Hunger pangs usually begin ______ after the previous meal.
Hunger pangs usually begin ______ after the previous meal.
A. 2-4 hours
B. 6-8 hours
C. 10-12 hours
D. 12-24 hours
The element in basic structure of proteins which differentiate them from carbohydrates________?
The element in basic structure of proteins which differentiate them from carbohydrates________?
A. C
B. S
C. H
D. N
How many moles of carbon dioxide are produced by complete oxidation of one mole of puruvic acid?
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
In Glycin an amino acid R group is replaced by____________?
In Glycin an amino acid R group is replaced by____________?
A. H
B. CH3
C. COOH
D. C = O
Which of the following is the empirical formula of chlorophyll b?
Which of the following is the empirical formula of chlorophyll b?
A. C55H70O5N4Mg
B. C55H72O6N4Mg
C. C55H70O6N4Mg
D. C55H72O5N4Mg
Proteins are polymers of___________?
Proteins are polymers of___________?
A. Fatty acids
B. Isoprenoid units
C. Amino acids
D. Nucleotides
Following possess bilateral symmetry as larva and radial symmetry as adult:
Following possess bilateral symmetry as larva and radial symmetry as adult:
A. Chordata
B. Hydra
C. Echinodermata
D. Hemichordata
Chemical component/s less in eukaryotic cell as compared to prokaryotic cell is / are (i) lipids (ii) carbodydrates (iii) proteins (iv) DNA_________________?
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