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Class notes on (Cells )Life Sciences (Biology)

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Too tired to type out your own notes on cells and the digestive system of the humans body? Look no further as I've done all the work for you. All that is left is for you to analyse and gather this information into your head. Simple as that.

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  • August 25, 2023
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Biology
Module 1: The Cell: The basic unit of life

What are cells?
● A cell is the basic unit that makes up all living things
● It was first discovered by Robert Hooke in 1655




Animal and Plant Cells:
Types of Human Cells:
● Muscle cells
● Nerve cells
● Blood cells



Diagram of a plant cell:

Don't look at the:
● Amyloplast
● Druse Crystal
● Raphide Crystal

, Diagram of an animal cell:

Don’t look at the:
● Micro tubules
● Pinocytotic Vesicle




Table of the different parts of a cell and its
functions
Cell wall A layer that surrounds the cell, to provide rigidity and strength

Cell membrane Controls what enters and exits the cell

Centriole Aids in cell division

Vacuoles Membrane-bound sac that stores excess water and waste products and soluble pigments

Chloroplast Aids in photosynthesis

Nucleus Contains DNA and controls cell activities

Ribosomes Proteins are synthesized inside a cell.

Rough endoplasmic reticulum (ER) Proteins are assembled here

Lysosomes Contain digestive enzymes

Golgi Body Packages substances in the vesicles

Cytoplasm Contains nutrients and water

Nucleolus Site where the proteins are assembled

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