SAQ answers for intro to cell biology

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ANSWERS TO SAQS
Subject: Biology / Human Physiology / Medicine
Unit: Introduction to Cell Biology / Cell Biology for Medicine
Topic: Introduction to Cell Biology / Cell Biology for Medicine
Level: 3

SAQ 1:

1. What are the advantages and disadvantages of both light and
electron microscopy?

Answer:

1.
Type of Light Electron
Microscopy
Advantages Cheaper High resolution

Simpler sample Possible to view 3D
preparation image

Able to study living
cells

Portable
Disadvantages Low resolution Expensive
Can only view 2D Lengthy and
images complicated sample
preparation
Sample must be dead
Not portable




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, Subject: Biology / Human Physiology / Medicine
Unit: Introduction to cell Biology / Cell Biology for Medicine
Topic: Introduction to cell Biology / Cell Biology for Medicine
Level: 3
ANSWERS TO SAQs



SAQ 2:

1. What are the main organelles for prokaryotes?

Answer:

1. Nucleoids, ribosomes, plasmids, mesosome, pili, capsule, cell wall



SAQ 3:

1. What organelles are common to all eukaryotes?

2. State one difference between plant and animal cells.

Answers:

1. Nucleus, endoplasmic reticulum (rough and smooth), ribosomes, Golgi
apparatus, mitochondria

2. Plant cells have chloroplasts, a cell wall, and large vacuoles. Animal
cells do not have these organelles / features.




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