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Simply enough, Mitosis creates two cells that have the same number of chromosomes and identical chromosomes to the original cell and Meiosis creates 4 cells that have half the amount of chromosomes that a...

Speciation requires reproductive isolation. This is where the members of different populations are unable to interbreed to produce fertile offspring.Reproductive isolation could have been caused by a phys...

ADH (anti-diuretic hormone) is released by the pituitary gland in the brain. Differing amounts of ADH are secreted by the pituitary gland depending on the concentration of water in the blood plasma, which...

Since the sperm cell's role is to swim to the egg and fertilise it, it requires a tail for movement. The middle piece is full of mitochondria to provide energy so that the sperm cell can swim and reach th...

Transcription is the process of of copying DNA information from a DNA strand, to form an mRNA, that can later be used to produce a protein in translation. Transcription will involve the double helix of DN...