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Biology
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What are the differences between diffusion and active transport?

The key difference between these two processes is that diffusion is the movement of particles from a region of high concentration to a region of low concentration, whereas in active transport the molecule...

Answered by Charlotte H. Biology tutor
1597 Views

What are three organelles found in a plant cell not found in prokaryotic cells?

Nucleus - In eukaryotes the nucleus contains most of the DNA and also directs chemical processes of the cell. Prokaryotes do not have nuclei.Mitochondria - Most eukaryotic cells have mitochondria which ar...

Answered by Myles D. Biology tutor
2272 Views

What organelles do plant cells have that animal cells do not? Why do plant cells need these additional organelles?

Animal cells contain a different set of organelles to plant cells in order for them to function. Firstly, plant cells contain chloroplasts that allow them to photosynthesise and produce energy. As animal ...

Answered by Harriett F. Biology tutor
9649 Views

What is a pathogen and what are the 4 main types of pathogen?

A pathogen is a microorganism that causes a disease. The 4 main types of pathogen include: -viruses- eg. common cold, HIV- not alive because they do not complete the 7 life processes, made up of short len...

Answered by Ashley S. Biology tutor
2452 Views

What are the word and chemical equations for photosynthesis?

carbon dioxide + water => glucose + oxygen6CO2 +6H2O => C6H12O6 + 6O2

Answered by Cara D. Biology tutor
1970 Views

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