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Auxin is produced in higher concentrations in the shaded side of the plant, as auxin causes the cells to elongate and grow, the shaded side cells grow and elongate more than the non shaded side which caus...

The human heart has four chambers, an atria and a ventricle on each side, separated into left and right by a central wall called the septum. The heart is a the pump for our double circulatory system. The ...

The primary structure of a protein is determined by the sequence of amino acids in the polypeptide chain. This amino acid sequence is directly coded for by the sequence of codons in the mRNA. As the mRNA ...

Reduced NAD carries H+ and electrons to the transport chain on the inner mitochondrial membrane allow the electron to move along the carriers in a series of redox reactions. H+ then move across the membra...

Aerobic respiration uses oxygen to generate energy, while anaerobic respiration happens without using oxygen. Aerobic respiration produces carbon dioxide, water and ATP (energy) from glucose and oxygen. A...