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Overview

Framework:
Access to HE
Level:
Level 3
Unit No:
QU019000
Credits:
6
Guided learning hours:
Not available

Qualification Grading Type

Graded

Grade Descriptors

  • GD1-Understanding the subject
  • GD2-Application of knowledge
  • GD7-Quality

Unit Learning Outcomes

1

Know the structure of eukaryotic cells.

Assessment Criteria

  • 1.1

    Explain the structure of eukaryotic cells.

  • 1.2

    Identify from electron micrographs:


    • the nucleus
    • cell membrane
    • endoplasmic reticulum
    • ribosomes
    • mitochondria
    • Golgi body
    • lysosomes.
  • 1.3

    Estimate the size of cells and organelles from microscope study or photographs.

  • 1.4

    Explain the levels of organisation in multicellular organisms, including the importance of cell specialisation with reference to a specific tissue.


2

Understand the functions of cell organelles.

Assessment Criteria

  • 2.1

    Explain the links between the functions and structure of:


    • the nucleus
    • endoplasmic reticulum
    • ribosomes
    • mitochondria
    • Golgi body
    • lysosomes.

3

Understand the structure and function of biological molecules.

Assessment Criteria

  • 3.1

    With reference to carbohydrates, proteins and lipids

    a) recognise the structure of the molecules

    b) relate the structure of the molecules to their function

    c) explain formation and breakdown of polymers.


4

Understand how materials are exchanged across the cell membrane.

Assessment Criteria

  • 4.1

    Analyse the movement of substances across the cell membrane by:


    • diffusion
    • osmosis
    • active transport 
    • pinocytosis.
  • 4.2

    Explain how the exchange of materials across the cell membrane is related to its structure.


5

Understand the mode of action of enzymes.

Assessment Criteria

  • 5.1

    Explain the structure of enzymes, including how their structure is linked to their function.

  • 5.2

    Explain the concept of activation energy.

  • 5.3

    Evaluate models of enzyme action:

    a) lock and key

    b) induced fit.

  • 5.4

    Explain the effect of external factors on enzyme activity.


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