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Biology
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Explain the functions of the different cell structures in an animal cell

Nucleus - contains the DNA allowing it to control the cells activities. It is the site of transcription where DNA is made into RNA. Ribosomes - the site of protein synthe...

WM
Answered by William M. • Biology tutor
2759 Views

Define osmosis

The (passive) movement of water from an area of high water potential to low water potential across a partially permeable membrane

DD
Answered by Daria D. • Biology tutor
3143 Views

Can you explain the process of ultrafiltration and selective readsorption?

Ultrafiltration and selective reabsorption are processes which occurs in the kidney to filter the blood. In ultrafiltration, the blood is under a high pressure in the glomerulus

DS
Answered by Daniel S. • Biology tutor
14991 Views

Describe The Structures of different sugars, and why these different features are useful.

Amylose is a short coiled molecule. Which makes it compact, Good for storing lots of glucose in a small space.Amylopectin is a branched molecule with many end points for enzymes to access. So lots of hydr...

Answered by • Biology tutor
3088 Views

Explain the importance of mRNA in the process of protein synthesis and problems that can occur if there is a problem with the mRNA template?

mRNA serves as the template from which the tRNA will join to, during the process of translation, to form the polypeptide chain and eventually the protein. if the template is wrong or missing the desired p...

Answered by • Biology tutor
2465 Views

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