Which one of the following statements about mycoplasma is wrong?

1. They are also called PPLO

2. They are pleomorphic

3. They are sensitive to penicillin

4. They cause disease in plants

The phrase 'Omnis cellula-e-cellula' was given by:

1. Virchow

2. Pasteur

3. Schleiden

4. Brown

Membrane is absent in:

1. nucleus

2. nucleolus

3. vacuole

4. lysosome

In prokaryotes, chromatophores are:
 

Which is substitution of mitochondria in E coli?

1. Golgi body

2. Mesosome

3. Ribosome

4. Glyoxysomes

Animal cells differ from plant cell in possessing:

1. Vacuoles

2. Centrosomes

3. Plastids

4. Mitochondria

Which of the following organelles does not contain RNA?

1. Plasmalemma

2. Ribosome

3. Chromosome

4. Nucleolus

Dutrochet has given the concept about the cell in:

1. 1834

2. 1814

3. 1822

4. 1824

The concept of "Omnis cellula-e-cellula" regarding cell division was first proposed by:
1. Aristotle
2. Rudolf Virchow
3. Theodore Schwann
4. Schleiden

The shorter and longer arms of submetacentric chromosome are referred to as:

1. m-arm and n-arm respectively

2. s-arm and l-arm respectively

3. p-arm and q-arm respectively

4. q-arm and p-arm respectively