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Biology
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What are the three main properties of the genetic code?

Triplet code - a sequence of three bases (called a codon) codes for an amino acid. Degenerate code - more than one codon can code for a single amino acidnon-overlapping - the bases in the genetic code are...

Answered by Biology tutor
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State whether arteries carry blood towards or away from the heart and then give two features of arteries relating to this role

Arteries carry blood away from the heart.
Thy have thicker walls.They have more/thicker muscle tissue.They have a narrower bore/lumen.

Answered by Alexander N. Biology tutor
1443 Views

Describe the main differences between mitosis and meiosis

Number of cell divisions: there is 1 cell division in mitosis and 2 in meiosis. Daughter cells: mitosis produces 2 daughter cells genetically identical to each other and the parent cell, whereas meiosis p...

Answered by Jennifer A. Biology tutor
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What does the hormone insulin do?

It is produced by the pancreas, it acts on cells in the liver to stimulate the uptake of glucose from the blood, and its conversion to glycogen.

Answered by Sufyaan I. Biology tutor
1559 Views

Describe how an action potential is generated.

The generation of an action potential occurs in 4 main steps (resting potential, depolarisation, repolarisation and hyperpolarisation). At resting potential, the membrane potential is about -70mV. A stimu...

Answered by Biology tutor
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