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Everyone has two copies of each gene, one inherited from the mother and one from the father. The combination of both these copies is called the genotype. However the phenotype is what is visibly expressed...

-it is a disease-causing microorganism -it is known to be infectious -examples: bacteria, fungi, viruses

Living things differ from non-living things based on certain characteristics. There are 7 characteristics that identify living things and these can be remembered with the acronym MRS GREN.

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Primary structure - This is the sequence of the amino acids on the polypeptide chain. The amino acids are held together with covalent bonds. When mutations occur, they effect the prima...

A gene is a part of a chromosome. The gene codes for a protein that expresses a specific characteristic.Genes code for our physical characterisics. It is a set of instructions to code for a protein which ...