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Biology
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What is osmosis?

Osmosis is the passive movement of a solvent, for example water, through a semipermeable membrane, such as one of a living cell, into a solution of higher solute concentration than the starting solute con...

SM
Answered by Sophie M. Biology tutor
3133 Views

What properties of water make it biologically significant to plants?

Water has adhesive properties which allow the polar water molecules to adhere to other hydrophilic surfaces such as cellulose. This aids the movement of water through xylem vessels in plants. Water also h...

SM
Answered by Sophie M. Biology tutor
1820 Views

What is endosymbiotic theory?

Endosymbiotic theory explains the origin of eukaryotic cells. Eukaryotes (cells that contain membrane bound organelle) are believed to have evolved from prokaryotic cells (unicellular organism that lacks ...

LP
Answered by Louisa P. Biology tutor
8937 Views

Explain the process of Translation.

Translation involves three main steps; initiation, elongation and termination.Initiation begins when a mRNA (messenger RNA) binds to the small of the sub unit of the ribosome, where it moves to the start ...

ZC
Answered by Zhi Cheng W. Biology tutor
7499 Views

What is protein synthesis and how does it work?

Protein synthesis is the process in which proteins are produced within cells, from the DNA in the cell nucleus. It is divided into two steps: transcription and translation.
Transcription is when the ...

NC
Answered by Nicole C. Biology tutor
4682 Views

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