Lysosomal enzymes act at

1.  Basic pH

2.  Acidic pH

3.  Neutral pH

4.  Acidic pH inside lysosome and basic pH in cytosol 

A nuclear pore allows

1. Unidirectional movement of DNA

2. RNA movement only

3. RNA and protein movement

4. Protein movement only

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 

The content of the nucleolus is continuous with nucleoplasm

1.  Through microtubules

2.  Through nuclear pores

3.  Due to lack of membrane

4.  Due to presence of channels in membrane 

The central part of proximal region of centriole is called hub which is made of

1.  Protein

2.  Lipoprotein

3.  Phospholipid

4.  Oligosaccharide

Select the incorrect match

1. Elaioplast - Oil and fats storage

2. Amyloplast - Carbohydrate storage 

3. Proteinoplast - Protein storage

4. Aleuroplast - Starch storage

Which of the following is not a part of the cytoskeleton?

1.  Microtubule

2.  Microfilament

3.  Intermediate filament

4.  Microfibril 

Which of the following statement is correct for the given diagram?

1.  'C' possesses DNA molecule, RNA molecule and 80 S ribosomes

2.  'A' and 'B' have their own specific enzymes

3.  'E' made by inner membrane towards the intermembrane space

4.  'B' forms the continuous limiting boundary of the organelle 

In prokaryotes, ribosomal RNAs

1.  As well as proteins are synthesized in cytoplasm

2.  Are synthesized in the nucleolus while proteins in cytoplasm

3.  Are synthesized in the cytoplasm while proteins in the nucleolus

4.  As well as proteins are synthesized in nucleus

A number of proteins synthesized by ribosomes on the endoplasmic reticulum are modified in the ______ of the Golgi apparatus before they are released from its trans face

1. Tubules

2. Vesicles

3. Cisternae

4. More than one option is correct