A semipermeable membrane is a type of biological or synthetic, polymeric membrane that will allow certain molecules or ions to pass through it by diffusion—or occasionally by more specialized processes of facilitated diffusion, passive transport or active transport.
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The nervous system interacts with other systems becuase your endocrine system works closely with the brain to control hormones and enzymes. Your digestive and excretory systems work with the brain in both concious and unconscious ways. HOPE I HELPED
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This is history not biology
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Next time make sure you write the correct subject
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is created from careful research and logical reasoning
is able to be tested using validated techniques
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A hypothesis can be defined as a prediction/expectation that is made in order to understand a phenomenon from the real world. This prediction must be testable and measurable by using the scientific method. In science, a good hypothesis clearly defines the relationships between two or more variables (independent variables and dependent variables). Moreover, a good hypothesis must also be written in simple and precise language, which means that its statements must be understandable (and verifiable) for any person and/or researcher working in the field.
