#1.1 Cell Biology - Introduction to cell theory
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Description
Welcome everyone in the first episode of this podcast we are going to understand the key concepts of the first part of IB biology which are:
According to the cell theory, living organisms are composed of cells
Organisms consisting of only one cell carry out all the functions of life in that cell
Surface area to volume ratio is important in the limitation of cell size
Multicellular organisms have properties that emerge from the interaction of their cellular components
Specialized tissues can develop by cell differentiation in multicellular organisms
More Episodes
In this sub-unit of IB biology, we are going to explain the shortest part of unit 1, we are going to understand the concepts of:
Cells can only be formed by division of pre-existing cells
The first cells must have arisen from non-living material
The origin of eukaryotic cells can be...
Published 11/12/23
In today's podcast we are going to explore and understand the concepts of:
Particles move across membranes by simple diffusion, facilitated diffusion, osmosis and active transport
The fluidity of membranes allows materials to be taken into cells by endocytosis or released by exocytosis
...
Published 11/02/23
Published 11/02/23
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