CSIR-NET LIFE SCIENCES TEST-4

Name small compartment enclosed by a membrane formed to transport of material during bulk transport.

• vesicles

• large vacuole

• mitochondria

• lysosome

white blood cells engulfing invading bacteria is an example of

• Phagocytosis

• Exocytosis

• Pinocytosis

• Facilitated Diffusion

Which form of active transport is being shown?

• Facilitated Diffusion

• Exocytosis

• Endocytosis

• Proton pump

Choose the incorrect statement?

• LDL Receptor is a single transmembrane glycoprotein.

• LDL contains a large protein called apoB100.

• LDL contains cholesterol in the form of cholesterol ester.

• Uptake of LDL occurs through COP-I coated receptor mediated endocytosis.

Receptor-mediated endocytosis from plasma membrane requires which one of the following coat proteins ?

• Clathrin

• SNARE

• Caveolin

• Glycophorin

The process by which a cell secretes macro-molecules by fusing a vesicle to the plasma membrane is called :

• Endocytosis

• Exocytosis

• Pinocytosis

• Phagocytosis

Nitrifying Bacteria are :

• Chemolithoautotrophs

• Chemorganoautotrophs

• Chemolithoheterotrophs

• Photoorganoheterotrophs

The three domain classification is based on the ;

• 16s rRNA signature sequence

• 16s mRNA signature sequence

• 23s rRNA signature sequence

• 23s mRNA signature sequence

Cell theory was given by :

Diatoms and Dinoflagellates are :

• Photosynthetic protists

• Protozoan protists

• Monera

• Slime moulds