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Mitosis is the process of division of a single cell to create two identical daughter cells. It involves four distinct phases: prophase, metaphase, anaphase and telophase, followed by cytokinesis. Each of ...

If the mom has blood type A, her genotype could either be AA or AO. She has at least one copy of A allele. 

If the father has blood type B, his genotype could either be BB or BO. He has at least on...

The reflex arc is essential in producing a quick involuntary response aimed to prevent injury in an individual. In response to a stimulus (such as intense heat/fire), the sensory neuron detects this and t...

1. Thin walls for short diffusion path 2. Narrow, so have a large surface area to volume ratio 

 - An electrical impulse travels down the axon of a pre-synaptic neurone. - The movement of this electrical impulse initiates the release of chemical messengers which are...