Biology Fsc Part 1 Online Test With Answers

Biology Fsc Part 1 Online Test

Sr. # Questions Answers Choice
1 The place on a disease causing molecule where a drug can work are called. Drug targets Off targests Counter target Active
2 the strutual studies of enzyme HIV-Lreverse transcriptase have identified its. Polymerase domain RNase  H  Domain Nuclease domain All of above
3 How did strutural biiology contribute to OVID-19 research. By measuring blood sugar level By sequencing the human genome By determining 3D struture of spike protein By analyzing bacterial cell wall
4 The active site of enzyme is important is designing a drug, because. It deterimines enzyme physiology It is where a substrate binds It provides informaton about drug It is made up of lipids
5 Which techniuqe is used to determine the 3D-struture of proteins. Electron microscopy Mass spectrometry X-ray crystallography spectromery
6 What is the primary focus of strutrual biology Styding metabloic pathwarys Determining 3D atomic level strutures of macromolecules  Gene seuencing Gene expression 
7 Which computational approach is used to predict protein stuture based on amino acid sequence. Multiple sequence alignment Homology modelling Clustering analysis BLAST Searches
8 What is primary role of computational biology Using computer algorithms to analyze data Identifying genetic multations Studying protein functions Analyzing the expression patterns
9 The first step in x-ray crystallography experimetn is. Compute an electron density Build a odel of your molecule Mesure a diffraction pattern  Grow a crystal
10 The proetin domains are. Functional and stuctural units within protein Secondary strutural elemetns Linear sequences of amino acids Specific regions for post translational modification 
11 Generally, the functon of a protin depends on its One dimensional structure Two -dimentsional structue Three- dimensional struture  Four-dimensional structure
12 Before entry into Krebs's cycle Pyruvic acid is acid is activated to  Acetyl CoA Pyruvate Oxaloacetate Succinyl CoA
13 Pyruvic acid can also be truned back into glucose by reversing glycolysis. the process called as. Reverse glycolysis Gluconeogenesis Revese osmosis Lactic acidosis
14 In which of glycolysis Glucose is convered into Gluocse-6-PO4 1st Step 2nd Step 3rd Step 4th Step
15 Which of the following are interconverted durig glycolysis. Glucose -6-PO4 and Fructose -6-PO4 Dihydroxy aceton PO4 and glyceraldehyde 3-PO4 3 Phosphoglyceric acid and 2 phosphoglycerialdehyde Pyruvate and Phosphoenol pyruvate
16 Which is not essential of glycolysis. Oxygen Enzymes Gluccose Aerobic condition 
17 Which process is common both in photosynthesis and respiration  Electron transport chain and chemiosmosis Glycolysis Pyruvic acid oxidation  Krebs cycle
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