Cellular Organells And Cell Membrane Flashcards

1
Q

Deficiency of peroxisomal matrix proteins can lead to

A

Brown Schilder’s disease (Adrenoleukodystrophy)

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2
Q

Disease caused due to empty peroxisomes as the proteins are not entered

A

Zellweger syndrome

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3
Q

Cytochrome P450 of mitochondria is involved in

A

Steroidogenesis

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4
Q

A person of 35 years old was brought with a complaint of hypotonia. He had vision and hearing involvement, liver and kidney dysfunction, severe neurological deficits and mental retardation. There was a marked reduction in plasmalogen.

A

Zellweger syndrome

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5
Q

Proteins present in tight junction

A

Occludins and claudins

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6
Q

Adhesion molecules in tight junction

A

Cadherins, Catenins, Vinculin

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7
Q

A child of 12 years is brought with the complaints of thick mucous secretions, repeated lung infections, fatty stools and reduced weight. Lab investigations show decreased chlorine in sweat. Identify the disease.

A

Cystic fibrosis

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8
Q

What are the cardiotonic drugs that act as a competitive inhibitors of K+ binding ions and improves the function of the heart.?

A

Digoxin and ouabain

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9
Q

An inhibitor in sodium dependent glucose transporter in PCT which result in renal glycosuria

A

Phlorhizin

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10
Q

Protein necessary for internalisation of clathrin coated pits

A

Dynamin

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11
Q

The biochemical event accompanying phagocytosis is described as

A

Respiratory burst

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12
Q

Defective transport mechanism for amino acids in intestine and renal tubules

A

Hartnups disease

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13
Q

Which cell organelle serve as the site of protein synthesis

A

Endoplasmic reticulum

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14
Q

Lysosomes are

A

Bags of hydrolytic enzymes

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15
Q

The activity that do not take place inside the mitochondria

A

De Novo fatty acids synthesis

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16
Q

Lipid that is not present in the cell membrane

A

Triacylglycerol

17
Q

Which is not a channel former

A

Glutamate

18
Q

G6P is a marker enzyme present in

A

microsomes

19
Q

Marker enzyme present in the Golgi complex

A

Galactosyltransferase

20
Q

ATP synthase is the marker enzyme present in

A

Mitochondria

21
Q

Enzyme which is not present in the lysosomes

A

Superoxide dimutase