Number of cervical vertebrae is_____________?
Number of cervical vertebrae is_____________?
A. 5
B. 7
C. 9
D. 12
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95% of the cytoplasm of RBCs is____________?
95% of the cytoplasm of RBCs is____________?
A. Hemoglobin
B. Enzymes
C. Salts
D. Other proteinsWhich of the following statement about eiliates in incorrect_____________?
Which of the following statement about eiliates in incorrect_____________?
A. Contain mainly unicellular organisms.
B. Their contractile vacoule is respobsible for water regulation.
C. They are even capable of sexual reproduction.
D. Diploid nucleus being smaller is responsible for cells metabolism and growth while polyploidy nucleus functions in sexual process.Gaseous exchange through the skin is known as ______________ respiration?
Gaseous exchange through the skin is known as ______________ respiration?
A. Cuticular
B. Cutaneous
C. Skin
D. PulmonaryWhich step causes activation of catalytic site of an enzyme__________________?
Which step causes activation of catalytic site of an enzyme__________________?
A. Change in pH of the surroundings.
B. Formation of Enzyme Susstrate complex.
C. Change in the charge of the active site.
D. Change in temperatureTobacco mosaic virus was crystallized by__________?
Tobacco mosaic virus was crystallized by__________?A. Pasteur
B. Chamberland
C. Stanely
D. IvanowskiSolanum tuberosum is a scientific name of___________?
Solanum tuberosum is a scientific name of___________?
A. Onion
B. Amaltas
C. Potato
D. Tomato