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Biology
Cells, genetics, ecology and physiology on openstem — flashcards, notes, quizzes, sketches and flowcharts shared by the community. Study free, or clone anything into your library.
Turgor pressure is the outward pressure that the cell's contents exert against the cell wall. It builds up as water enters the cell by osmosis — when the cell is in a hypotonic environment — and the wall pushes back with an equal and opposite force, keeping the cell firm.
Reproductive Physiology Reproduction in both sexes is coordinated by the same hierarchical hormonal system, the hypothalamic-pituitary-gonadal (HPG) axis, even though its downstream targets — continuous sperm production versus a cyclic, onc