Transcription of Human Physiology/Cell physiology
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Human Physiology/Cell physiology1 Human Physiology/Cell physiology Homeostasis Human physiology Integumentary System Homeostasis Cells Integumentary Nervous Senses Muscular Blood Cardiovascular Immune Urinary Respiratory Gastrointestinal Nutrition Endocrine Reproduction (male) Reproduction (female) Pregnancy Genetics Development AnswersCell Structure and FunctionWhat is a Cell?Cells are the microscopic fundamental units of all living things. Every living thing has cells: bacteria, protozoans,fungi, plants, and animals are the main groups (Kingdoms) of living things.
Active Transport Across the Cell Membrane Active transport is the movement of solutes against a gradient and requires the expenditure of energy, usually in the form of ATP. Active transport is achieved through one of these two mechanisms: Protein Pumps • Transport proteins in the plasma membrane transfer solutes such as small ions (Na+, K+ ...
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