Which step causes activation of catalytic site of an enzyme_____.

1. 1. Formation of Enzyme Substrate complex
   2. Change in pH of the surroundings
   3. Change in the charge of the active site
   4. Change in temperature

Those organisms which can prepare their own food from simple inorganic material and can store energy are called_____.

1. 1. Heterotrophs
   2. Procariotique
   3. Autotrophs
   4. Eu-cariotique

The windpipe or trachea lies?

1. 1. Lateral to oesophagus
   2. Dorsal to oesophagus
   3. Ventral to oesophagus
   4. None of these

Only myosine is present in_____.

1. 1. A band
   2. 1 band
   3. Sarcomere
   4. H zone

Carbon commonly combines with_____.

1. 1. P & S
   2. H
   3. N & O
   4. All of these

Pick the odd one out.

1. 1. Psilophyton
   2. Rhynia
   3. Psilotum
   4. Cooksonia

Factory of Ribosomal systhesis is_____.

1. 1. Cytoplasm
   2. Nucleus
   3. Endoplasmic reticulum
   4. Nucleolus

The common waste material in bacteria is_____.

1. 1. Lactic acid
   2. Glycogen
   3. Ammonia
   4. Urea

The first clinical application of gene therapy over a 4 year old girl was for_____.

1. 1. Adenosine deficiency
   2. Adenosine deaminase deficiency
   3. Growth deficiency
   4. Adenine deficiency

Lipids are soluble in which of the following_____.

1. 1. Ether
   2. Water
   3. All solvents
   4. None of them