Plant pathogenic bacteria are mostly:

1.	Gram + Non-spore forming
2.	Gram – Non-spore forming
3.	Gram + spore forming
4.	Gram (–) spore forming

The telomeres of eukaryotic chromosomes consist of short sequences of:

1. Cytosine-rich repeats

2. Adenine-rich repeats

3. Guanine-rich repeats

4. Thymine-rich repeats

Double unit membrane is absent in:
1.  Ribosomes
2.  Nucleus
3.  Plastids
4.  E.R

The genetic material of prokaryotic cell:

Which cell organelle is concerned with the glycosylation of protein:

1. Ribosome

2. Peroxisome

3. Endoplasmic reticulum

4. Mitochondria

The function of telomeres in the nucleus:

In the fluid mosaic model of a plasma membrane:
 

Which of the following occurs more than one and less than five in a chromosome:

1. Chromatid

2. Chromomere

3. Centromere

4. Telomere

Ribosomes are produced in:
1. Nucleolus
2. Cytoplasm
3. Mitochondria
4. Golgibody

The mitotic spindle is mainly composed of which protein:
1. Actin
2. Tubulin
3. Actomyosin
4. Myoglobin