Out of 92 naturally occurring chemical elements how many are considered as bio-elements?
Out of 92 naturally occurring chemical elements how many are considered as bio-elements?
A. 6
B. 16
C. 26
D. 15
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Animals obtain carbohydrates mainly from___________?
A. Glucose
B. Starch
C. Sucrose
D. GlycogenIn 1831, the presence of nucleus in the cells was reported by__________?
In 1831, the presence of nucleus in the cells was reported by__________?
A. Robert Koch
B. Robert Hooke
C. Robert Mug Abe
D. Robert BrownWhich of the following does not show quaternary structure____________?
Which of the following does not show quaternary structure____________?
A. Haemoglobin
B. Pepsin
C. Fibrin
D. InsulinSodium ions are “pumped” from a region of lower concentration to a region of higher concentration in the nerve cells of humans. This process is an example of
Sodium ions are “pumped” from a region of lower concentration to a region of higher concentration in the nerve cells of humans. This process is an example of
A. Diffusion
B. Passive transport
C. Osmosis
D. Active transportSome bacteria ranging occasionally a size of 500 ?m in length are___________________?
Some bacteria ranging occasionally a size of 500 ?m in length are___________________?
A. Escherichia coli
B. Spirochetes
C. Mycoplasma
D. EpulopiscuimFlagella originate from_______________?
Flagella originate from_______________?
A. Cell membrane
B. Cell wall
C. Capsule
D. Basal body