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In genetics, what does co-dominance mean?

Dominant alleles need the presence of only one copy to achieve expression. Recessive alleles need two copies to achieve expression. In Co-Dominance, both alleles are expressed at the same time. <o:p>&l...
MT
Answered by Michael T. • Biology tutor
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Where did mitochondria come from?

Mitochondria are a fascinating organelle, which we, as humans, rely on for so much. They are where the electron transport chain occurs, where ADP is converted to ATP with the high-energy bond we utilise ever...
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Answered by Patrick Q. • Biology tutor
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What is the name of the first stage of respiration?

Glycolysis. This is an anaeorbic process whereby glucose is converted to pyruvate via triose phosphate. This process gives out a total of 4 ATP molecules but requires 2 ATP molecules to convert glucose to tr...
AS
Answered by Adam S. • Biology tutor
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How does an action potential cause contraction in skeletal muscle?

The point at which a motor neurone synapses with a muscle fibre is called the neuromuscular junction. The unmyelinated nerve fibre stops around 30 nanometers before the muscle fibre, leaving a gap called the...
OM
Answered by Orla M. • Biology tutor
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Explain the structure of a Protein and how this can relate to its function.

A protein is a polymer made up of 20 possible amino acid monomers . The amino acid monomers are made up of three components: 1) An acid group 2) A variable group 3) An amine group. The amine group of one ami...
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Answered by Emma D. • Biology tutor
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