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What is the importance of ADH while experiencing dehydration?

ADH, short for antiduretic hormone, is produced when the concentration of solutes in blood plasma increases - this is detected by receptors in the brain. ADH is then released into the bloodstream, where i...

Answered by Paulina W. Biology tutor
1907 Views

Describe the changes that take place in the iris when moving into a dark room.

The iris controls the diameter of the pupil to accommodate for the level of light that needs to enter the eye. When an individual moves into a dark room, the pupil must dilate to allow more light to enter...

Answered by Pauline T. Biology tutor
16329 Views

What are the consequences of smoking?

Smoking have bad long term and short term effects on a person's health due to the harmful substances in cigarettes. Firstly, it can causes emphysema. This is when the alveoli's bubbly-like shape is reduce...

Answered by Nicole L. Biology tutor
2372 Views

What is Photosynthesis and how does it occur?

Photosynthesis is a process completed by plants in order to produce food for them to survive. This process occurs in a green organelle called the chloroplast, which is found in the plant cell, mostly in t...

Answered by Chloe K. Biology tutor
1933 Views

Describe the role of a ribosome in the production of a polypeptide.

The ribosome acts as a translator, by binding to an mRNA and 'reading' the codon codeA codon is 3 bases on an mRNA, and each codon encodes an amino acidThe ribosome brings the tRNAs with the correct antic...

Answered by Elizabeth H. Biology tutor
2504 Views

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