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Homeostasis is the maintenance of internal environments within a set narrow range (based around a set point) which is critical for survival. The environment remains relatively stable so reactions can occu...

There are three main factors that affect root and shoot growth, which are light (phototropism), gravity (geotropism) and water (hydrotropism).Both roots and shoots show positive tropism whereby growth is ...

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

Primary structure is the order in which what amino acid is bound the other with a peptide bond. This is coded for by the order of codons in a gene.

Secondary structure is how the chains on amino ac...