Tjio and Levan’s contribution is very significant because they _____.

1. 1. Detected sex linkage
   2. Gave the number of human chromosomes
   3. Pointed out mutational changes
   4. Identified barr bodies

The light microscope can make the object_____.

1. 1. 10 times imes bigger
   2. 100 times imes bigger
   3. 1000 times imes bigger
   4. 10000 times imes bigger

Hepatic and Pancreatic secretions are also stimulated by a hormone produced by the intestinal mucosAThe hormone is_____.

1. 1. Secretin
   2. Creatin
   3. Gastrin
   4. Pepsin

MDT is used for disease _____.

1. 1. Polio
   2. Leprosy
   3. Tuberculosis
   4. None of these

Which of the following organisms shows the best adaptations for locomotion?

1. 1. Reptiles
   2. Earthworm
   3. Amoeb
   4. Amphibians

Cells are of_____types?

1. 1. 1
   2. 2
   3. 3
   4. 4

HIV is a _____virus?

1. 1. DsRNA
   2. SsRNA
   3. DsDNA
   4. SsDNA

The main nitrogenous waste formed in the body of earthworm is/are_____.

1. 1. Ammonia
   2. Uric acid
   3. Urea
   4. Trimethylamine oxide

Biebs that are broke off from cell are called _____.

1. 1. Necrosis bodies
   2. Tuberculosis bodies
   3. Apoptotic bodies
   4. Cytokinetic bodies

The simplest amino acid is_____.

1. 1. glycine
   2. alanine
   3. valine
   4. phenylalanine