Ribosomes attach to ER by its

(1) 50 S subunit            

(2) 60 S subunit

(3) 40 S subunit            

(4) 30 S subunit

 

Subtopic:  Endomembrane System |
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NEET 2022 - Target Batch - Aryan Raj Singh

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All are membrane bounded cell organelles in a typical plant cell, except

(1) Mitochondria           

(2) Lysosome

(3) Ribosome               

(4) Chloroplast

Subtopic:  Details of Prokaryotic Cell Structure |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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Plasmodesmata connections help in

(1) Cytoplasmic streaming

(2) Mitotic division

(3) Movement of substances between the cells

(4) Osmosis only

Subtopic:  Cell Wall |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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A nuclear pore allows

(1) Unidirectional movement of DNA

(2) RNA movement only

(3) RNA and protein movement

(4) Protein movement only

Subtopic:  Nucleus |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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Disc shaped proteinaceous structure attached to centromere of a chromosome is called

(1) Chromocentre          

(2) NOR

(3) Chromomere            

(4) Kinetochore

Subtopic:  Nucleus: Chromosomes |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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Correct statement in relation to vacuoles is

(1) It is a triple membrane bound space found in cytoplasm containing sap

(2) It can occupy 90% of cell volume in plants

(3) Its membrane allows transport of materials along the concentration gradient only

(4) Concentration of ions is significantly lesser in vacuole than cytoplasm

Subtopic:  Vacuole |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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Find out the incorrect statement

(1)   Middle lamella is mainly made up of Ca-pectate

(2)   Cell wall is formed from inner side therefore secondary wall formed before primary wall

(3)   Middle lamella glues the different neighbouringcells together

(4) Pits are present in secondary wall

Subtopic:  Cell Wall |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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Vesicles from ER fuse with

(1) Maturing face of golgi body

(2) Forming face of golgi body

(3) Primary lysosome for intercellular digestion

(4) Plasma membrane to remove them out from cell

Subtopic:  Intro to Endomembrane System: Endoplasmic Reticulum | Golgi Apparatus |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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Fluidity of the cell membrane is measured

(1) On the amount of cholesterol and protein in membrane

(2) On the amount of carbohydrate in membrane

(3) On the lateral movement of proteins within the overall bilayer

(4) On the flip-flop movement of protein

Subtopic:  Evidence for Fluidic Nature of Membrane |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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Which of the following cell organelle is a major site for the synthesis of steroidal hormones?

(1) SER                        

(2) Golgi bodies

(3) Ribosomes              

(4) Peroxisome

Subtopic:  Intro to Endomembrane System: Endoplasmic Reticulum |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

Difficulty Level: