All of the following are part of an operon except Option 1 : An operatorOption 2 : An enhancerOption 3 : Structural genesOption 4 : A promoter

AGGTATCGCAT is a sequence form the coding strand of a gene. What will be the corre- sponding sequence of the transcribed mRNA? Option 1 : AGGUAUCGCAUOption 2 : ACCUAUGCGAUOption 3 : UGGTUTCGCATOption 4 : UCCAUAGCGUA

According to Hugo de Vries, the mechanism of evolution is Option 1 : Minor mutationsOption 2 : Multiple step mutationsOption 3 : Phenotypic variationsOption 4 : Saltation

Which of the following terms describe human dentition? Option 1 : Pleurodont, Monophyodont, HomodontOption 2 : Thecodont, Diphyodont, HomodontOption 3 : Pleurodont, Diphyodont, HeterodontOption 4 : Thecodont, Diphyodont, Heterodont

Many ribosomes may associate with a single mRNA to form multiple copies of a polypeptide simultaneously. Such strings of ribosomes are termed as Option 1 : NucleosomeOption 2 : PolysomeOption 3 : PlastidomeOption 4 : Polyhedral bodies

Select the incorrect match: Option 1 : Polytene Chromosomes:                             Oocytes of amphibiansOption 2 : Lampbrush chromosomes:                            Diplotene bivalentsOption 3 : Submetacentric chromosomes:                     L-shaped chromosomesOption 4 : Allosomes ...

Nissl bodies are mainly composed of Option 1 : Proteins and lipidsOption 2 : Nucleic acids and SEROption 3 : Free ribosomes and REROption 4 : DNA and RNA

Column IColumn II(a) Tricuspid valve(i) Between left atrium and left ventricle(b) Bicuspid valve(ii) Between right ventricle and pulmonary artery(c) Semilunar valve(iii) Between right atrium and right ventricleOptions: (a)          (b)        (c)(a)   (iii)       (i) (ii)(b)     ...

Which of the following events does not occur in rough endoplasmic reticulum? Option 1 : Protein glycosylationOption 2 : Protein foldingOption 3 : Cleavage of signal peptideOption 4 : Phospholipid synthesis Correct answer are both Option 1 and 4.

Which of these statements is incorrect? Option 1 : Oxidative phosphorylation takes place in outer mitochondrial membrane.Option 2 : Enzymes of TCA cycle are present in mitochondrial matrix.Option 3 : Glycolysis operates as long as it is supplied with NAD that can pick up hydrogen atoms.Option 4 ...

Column I (Function)Column II (Part of Excretory System)(a)     Ultrafiltration(i) Henle’s loop(b)     Concentration of urine(ii) Ureter(c)      Transport of urine(iii) Urinary bladder(d)     Storage of ...

Column IColumn II(a) Glycosuria(i) Accumulation of uric acid in joints(b) Gout(ii) Mass of crystallised salts within the kidney(c) Renal calculi(iii) Inflammation in glomeruli(d) Glomerular nephritis(iv) Presence of glucose in urineOptions: (a)       (b)        (c)        (d)(a)    ...