AS Biology - Biochemical Molecules

Descripción

Module 1 - WJEC
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Resumen del Recurso

Pregunta 1

Pregunta
-SELECT THREE- What do ALL monosaccharides contain?
Respuesta
  • Nitrogen
  • Oxygen
  • Hydrogen
  • Phosphorous
  • Carbon

Pregunta 2

Pregunta
Which of the following is an ALPHA-glucose?

Pregunta 3

Pregunta
A ester bond is formed when two monosaccharides join together.
Respuesta
  • True
  • False

Pregunta 4

Pregunta
What is formed when two molecules of alpha-glucose join together?
Respuesta
  • Sucrose
  • Maltose
  • Lactose

Pregunta 5

Pregunta
How many levels are there in a protein structure?
Respuesta
  • 1
  • 2
  • 3
  • 4
  • 5

Pregunta 6

Pregunta
A triglyceride contains 1 glycerol and 3 fatty acids.
Respuesta
  • True
  • False

Pregunta 7

Pregunta
Tails of a phospholipid are hydrophobic.
Respuesta
  • True
  • False

Pregunta 8

Pregunta
After preforming the biuret test on three solutions (A,B+C) A - colourless > blue B - colourless > violet C - colourless > blue This means that solution B is:
Respuesta
  • Starch
  • Protein
  • Water

Pregunta 9

Pregunta
In cellulose, every alternation beta-glucose is rotated by
Respuesta
  • 90 degrees
  • 180 degrees
  • 270 degrees
  • 360 degrees

Pregunta 10

Pregunta
-SELECT FOUR- What bonds are present in a Tertiary + Quaternary protein structure?
Respuesta
  • Glycosidic
  • Hydrogen
  • Peptide
  • Disuphide Bridges
  • Ionic
  • Ester
  • Hydrophobic interactions
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