Cell structures and functions | Biology homework help


  1. a) Produce a poster which shows the levels of organisation within a system of the human body, for example, the digestive system. For your system you will identify 4 types of tissue and explain where they are found in the system and how they contribute to the overall functioning of your chosen system. For example, one type of tissue found in the digestive system is epithelial tissue; you will need to describe its different functions, such as protection and secretion, and state how these functions assist in the digestion of food. Include diagrams and/or drawings to help explain the information you include.

4 Titles 

Epithelial tissue

Muscle tissue

Nervous tissue

Connective tissue

b) On your poster you will also include detail on a particular cell organelle. Choose from: nucleus, ribosome, smooth endoplasmic reticulum, rough endoplasmic reticulum, lysosome, mitochondrion, Golgi apparatus, chloroplast, cell wall, plasma membrane. You must describe the structure and function of the organelle in relation to its role within the cell. Annotate a diagram of your chosen organelle to explain how the function and structures are related.

2.  Write a short (500-word) essay explaining how the stated organelle may be viewed using a named type of microscope such as light, confocal, scanning and transmission electron microscopes. Then evaluate the chosen method, including explanations of magnification and resolution.







Alberts, B.; Hopkin, K.; Johnson, A.D.; Morgan, D.; Raff, M.; Roberts K. & Walter, P. (2018) Essential Cell Biology, WW Norton and Co. 

Alberts, B.; Bray, D.; Hopkin, K.; Johnson, A.D.; Lewis, J.; Raff, M. & Walter, P. (2013) Essential Cell Biology, Garland Science

Boyle, M. & Senior, K. (2008) Collins Advanced Science – Human Biology, Collins 

Jones, M. & Higginbottom, L. (2015) AQA A level Biology: Student Book 1 

Lowrie, P; Smith, M.; Bailey, M.; Indge, B. & Rowland, M. (2015) AQA A level Biology Year 1 Student Book

Waugh, A. & Grant, A. (20140) Ross & Wilson Anatomy and Physiology in Health & Illness (121th edition), Churchill Livingstone 

Williams, G. (2015) Advanced Biology for you (2nd Edition), Nelson Thornes

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