PLANT STRUCTURE QUIZ

If the RBC of human were kept in 0.9% NaCl solution, what sort of change will occur to RBC?

No change to RBC

Cell will Burst

RBC will destroy

Cell will shrink

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Which of the modification in hemoglobin is the cause of sickle cell anemia?

A mutation in the beta chain

None of these

Replacement of the B chain by D chain

A deletion in the beta chain

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Which of the protein is involved in Alzheimer's disease?

Amylin

Alzhemin

A4

Fibrin

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Which of the following sets belongs to a distinct class or category?

Ribose, sucrose, glucose, fructose

Sterols, waxes, fatty acids, amino acids.

Oils, sterols, waxes, fats

Nucleotide, nucleoside, nucleus, DNA

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Klinefelter syndrome is a manifestation of which chromosome aneuploidy?

XYY

XXX

None of these

XXY

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What is the defective enzyme in the glycogen storage Von Gierke's disease?

Phosphofructokinase

Phosphorylase

Glucose-6-phosphatase

None of these

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The disorder in which of the following may cause "Ehlers-Danlos Syndrome"?

Collagen protein

Fibrin protein

Dlashin protein

Globulin protein

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A deficiency of the enzyme Hypoxanthine Guanine phosphoribosyl transferase (HGPRT) may cause

Gaucher's disease

Lesch- Nyhan syndrome

Kleinefelter's syndrome

Ehlers-Danlos syndrome

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Methotrexate is toxic to human cells because it inhibits

formation of CTP from UTP

reduction of H2 folate to H4 folate

synthesis of PRPP

None of these

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During sickle cell anemia which of the following takes place?

Glutamic acid change to aspartic acid

Valine change to glutamine

Glutamine change to valine

Aspartic acid change to glutamic acid

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YOUR ANSWER : ?

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