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One of the first cells to respond to an infection will be a phagocyteThese migrate to the pathogen (foreign object with potential to cause disease)They engulf the phagocyte in a process known as phagocytosis...

During vigorous exercise, muscles are not supplied with enough oxygen. This means that cells have to respire anaerobically. Anaerobic respiration involves no oxygen. This leads to a build-up of lactic acid i...

Mitosis occurs when a eukaryotic cell has exited interphaseIt occurs in 4 stages: Prophase: The spindle fibres appear in the cell, the chromosomes condense and the nuclear membrane of the nucleus disappearsM...

human chorionic gonadotropin ( hCG ) is a hormone which is closely associated with the early stages of pregnancy. It is produced by the blastocyst once it has implanted into the endometrium of the uterus. hC...

In hot and dry climates plants will have an increased rate of transpiration, the release of water through the stomata of plant cells. In dry conditions there is a lack of water and as such, plants need to tr...