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 : Sex chromosomes
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 I Column 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 ventricle Options: (a) (b) (c)(a) (iii) (i) (ii)(b) (i) (ii) (iii)(c) (i) (iii) (ii)(d) (ii) (i) (iii)
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 the following events does not occur in rough endoplasmic reticulum? Read More »
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 : Glycolysis occurs in cytosol.
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 urine (iv) Malpighian corpuscle (v) Proximal convoluted tubule Options: (a) (b) (c) (d)(a) (iv) (v) (ii) (iii)(b) (v) (iv) (i) (ii)(c) (iv) (i) (ii)
Column I Column 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 urine Options: (a) (b) (c) (d)(a) (iii) (ii) (iv) (i)(b) (ii) (iii) (i) (iv)(c) (i) (ii) (iii)
Which of the following options correctly represents the lung conditions in asthma and emphy- sema, respectively? Option 1 : Increased number of bronchioles; Increased respiratory surfaceOption 2 : Increased respiratory surface; Inflammation of bronchiolesOption 3 : Decreased respiratory surface; Inflammation of bronchiolesOption 4 : Inflammation of bronchioles; Decreased respiratory surface
The difference between spermiogenesis and spermiation is Option 1 : Inspermiogenesisspermatozoa are formed, while in spermiation spermatozoa are released from sertoli cells into the cavity of seminiferous tubules.Option 2 : In spermiogenesis spermatids are formed, while in spermiation spermatozoa are formed.Option 3 : In spermiogenesis spermatozoa from sertoli cells are released into the cavity of
The difference between spermiogenesis and spermiation is Read More »
