Q. No.Difference between eukaryotes and prokaryotes is in:
1. Circular ss DNA in prokaryotes
2. Histone with prokaryotic DNA
3. Operon in eukaryotes
4. Membrane bound organelles in eukaryotes
1. Circular ss DNA in prokaryotes
2. Histone with prokaryotic DNA
3. Operon in eukaryotes
4. Membrane bound organelles in eukaryotes
Flagella of prokaryotic and eukaryotic cells differ in:
| 1. | Location in cell and mode of functioning |
| 2. | Microtubular organization and type of movement |
| 3. | Microtubular organization and function |
| 4. | Type of movement & placement in the cell |
In chloroplasts, chlorophyll is present in the:
1. Inner membrane
2. Thylakoids
3. Stroma
4. Outer membrane
In the fluid mosaic model of a plasma membrane:
| 1. | Upper layer is non-polar and hydrophilic |
| 2. | The polar layer is hydrophobic |
| 3. | Phospholipids form a bimolecular layer in the middle part |
| 4. | Proteins form a middle layer |
The mitotic spindle is mainly composed of which protein:
1. Actin
2. Tubulin
3. Actomyosin
4. Myoglobin
Which of the following ribosomes are engaged in protein synthesis in the animal cell:
| 1. | Ribosomes that occur on the nuclear membrane and E.R. |
| 2. | Ribosomes of only cytosol |
| 3. | Ribosomes of only nucleolus and cytosol |
| 4. | Ribosomes of only mitochondria and cytosol |
Extranuclear DNA is found in:
1. Lysosome and chloroplast
2. Chloroplast and mitochondria
3. Mitochondria and lysosome
4. Golgi and E.R.
Lysosome contains:
| 1. | Oxidative enzymes | 2. | Hydrolytic enzymes |
| 3. | Reductive enzymes | 4. | Anabolic enzymes |
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