Animal Biotechnology MCQs Part 10

1. Which statement is NOT true about a retrovirus?

• It may cause cancer or AIDS
• It contains reverse transcriptase
• It is known to cause diseases only in animals, not in humans
• It has the capacity to integrate cDNA into the host DNA of the cell it infects

2. Blood cells that transport oxygen within the body are the _____________ .

• plasma
• erythrocytes
• platelets
• leukocytes

3. Cancer cells are more easily damaged by radiation than normal cells because they ___________ .

• starved of nutrition
• different in structure
• non dividing
• undergo rapid division

4. Chemically an antibody is _____________ .

• nucleoprotein
• lipid
• carbohydrate
• protein

5. Best method to determine paternity is ________________

• Protein analysis
• Chromosome counting
• Gene counting
• DNA finger printing

6. Which glands secrete hormones directly into the extracellular space?

• Endocrine
• Apocrine
• Merocrine
• None of the above
• none of them

7. Which of the following has slowest growth rate?

• Connective tissue
• Epithelial
• Nervous tissue
• none of them

8. Epithelial tissues arise from _____________ .

• ectoderm
• endoderm
• mesoderm
• all the above

9. Functional unit of kidney is _____________ .

• glomerulus
• henleys loop
• nephron
• pelvis

10. The junction of two neurons is called _____________ .

• synapse
• relay
• synapsis
• conduction zone

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