Important site for formation of glycoproteins and glycolipids is
1. Golgi apparatus
2. plastid
3. Lysosome
4. vacuole
Which one of the following also act as a ribozyme in a bacterial cell?
1. snRNA
2. hn RNA
3. 23 S rRNA
4. 5 S rRNA
In eubacteria, a cellular component that resembles eukaryotic cells is
1. nucleus
2. ribosomes
3. cell wall
4. plasma membrane
Peptide synthesis inside a cell takes place in
1. mitochondria
2. chromoplast
3. ribosomes
4. chloroplast
Which one of the following structures between two adjacent cells is an effective transport
pathway?
1. | Plasmodesmata | 2. | Plastoquinones |
3. | Endoplasmic rcticulum | 4. | Plasmalemma |
Which one of the following has its own DNA?
1. Mitochondria
2. Dictyosome
3. Lysosome
4. Peroxisome
The main arena of various types of activities of a cell is
1. plasma membrane
2. mitochondrion
3. cytoplasm
4. nucleus
The plasma membrane consists mainly of
1. phospholipids embedded in a protein bilayer
2. proteins embedded in a phospholipid bilayer
3. proteins embedded in a polymer of glucose molecules
4. proteins embedded in a carbohydrate bilayer
Stroma in the chloroplasts of higher plants contains
1. light-independent reaction enzymes
2. light-dependent reaction enzymes
3. ribosomes
4. chlorophyll
Middle lamella is mainly composed of
1. hemicellulose
2. muramic acid
3. calcium pectate
4. phosphoglycerides