Biology Section 5

  • During winter, animals are likely to undergo thermogenesis.
  • In esterification, the OH group comes from alcohol.
  • Four carbon atoms are required to form a furan ring (ribofuranose).
  • Sleep movements are a type of turgor movements.
  • The keto group is represented as CO.
  • Habituation is the type of learning involving a loss in response to repeated stimuli.
  • Glycolipids and glycoproteins have a structural role in the extracellular matrix.
  • Interstitial cells in testes secrete testosterone.
  • In Cx(H2O)y, x ranges from 3 to many thousand.
  • Exposure to low temperatures stimulates plants to flower, known as vernalization.
  • The basic structural unit of a chromosome is the nucleosome.
  • Water acts as a lubricant protecting against friction-induced damage.
  • The first stage of development with a cavity is the blastula.
  • Glyceraldehydes and dihydroxy acetone are intermediate trioses in respiration and photosynthesis.
  • Oxytocin causes contractions of the uterine wall during and after birth.
  • Tetroses are monosaccharides found in some bacteria.
  • Transcription of DNA produces mRNA.
  • Triglyceride is also known as a neutral lipid.
  • Carbon commonly combines with H, N & O, P & S.
  • The sequence of 3 bases on tRNA complementary to the mRNA codon is the anticodon.

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