ICSE/ISC Board Exam: Major Differences and Meanings

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  • Anomers – differ in configuration at c-1 (α& β glucose)
  • Epimers – differ in configuration at c-2
  • Centrosome – centrosphere + Centriole (triplet microtubule)
  • Centromere - the region that joins the two sister chromatids
  • Polyploidy – possessing more than two complete sets of chromosomes
  • Polyteny – The presence within a cell of polytene chromosomes
  • Cholera toxin – Secretory diahhorea, rice water stool, enterotoxin, CAMP mediated
  • Diphtheria toxin – an exotoxin secreted by Corynebacterium diphtheriae, the pathogenic bacterium that causes diphtheria.
  • Euthenics – study of environmental condition that contribute to improve intellect & other traits
  • Eugenics – factors connected with impairment or improvement of race
  • Euphenics – Treat defective heredity disease by genetic engineering
  • Diosgenin – Antifertility pills, Dioscorea.
  • Digitoxin – heart problems, Digitalis puperus
  • Sedative – reduce tension (positive) sleep
  • Transquillizer – reduce tension (negative) sleep
  • Hymose atrum – ovary
  • Hardenian gland – eye of frog
  • Mehli gland - part of the female reproductive organ of Platyhelminthes.
  • Negri body – nerve cell infected by rabies
  • Heat stable enterotoxin – food poisoning = staphylococcus
  • Fish respire by skin – Anguilla – Anguilla, pariophthalmus
  • Pectoral cavity - glenoid
  • Pelvic cavity – acetabulum
  • Chloroplast – stroma - dark reaction
  • Chloroplast – grana – light reaction
  • Mule – male donkey (jenny) × female horse
  • Hinny – female donkey × male horse
  • Pasteur – HTSH – 72-degree centigrade for 15 second
  • Pasteur – LTH – 63 degree centigrade for 30 minutes
  • Feathers (Birds) – Wing = Remiges
  • Feathers (Birds) – Body = Contour
  • Feathers (Birds) – Protect = Coverts
  • Feathers (Birds) – Young Over = down (plumule)
  • Northern Blot – RNA
  • Southern Blot - DNA
  • Western Blot – Protein
  • Digestion – Intracellular – Protozoa, Pondera, Ascaris
  • Digestion – Intracellular – Hydra & all other

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