1. At first, the smell of the incense stick reaches our nose, then the olfactory receptors present in our nose detect it. Then the receptors send this information to the forebrain in the form of electrical signals. Then the forebrain interprets this information as the smell of incense stick where it isRead more

    At first, the smell of the incense stick reaches our nose, then the olfactory receptors present in our nose detect it. Then the receptors send this information to the forebrain in the form of electrical signals. Then the forebrain interprets this information as the smell of incense stick where it is already stored.

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  2. The part of the brain responsible for maintaining posture and equilibrium of the body is the Cerebellum. This part of the brain appears to be a separate structure, distinct from the rest of the brain. It is located right below the cerebrum, the largest part of the brain.

    The part of the brain responsible for maintaining posture and equilibrium of the body is the Cerebellum. This part of the brain appears to be a separate structure, distinct from the rest of the brain. It is located right below the cerebrum, the largest part of the brain.

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  3. At a synapse, one neuron sends a message to a target neuron another cell. Most synapses are chemical; these synapses communicate using chemical messengers. Other synapses are electrical; in these synapses, ions flow directly between cells.

    At a synapse, one neuron sends a message to a target neuron another cell. Most synapses are chemical; these synapses communicate using chemical messengers. Other synapses are electrical; in these synapses, ions flow directly between cells.

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  4. A reflex action is an involuntary action which is a rapid and automatic response to stimuli. Walking is a voluntary action, which requires our thinking and is within our control.

    A reflex action is an involuntary action which is a rapid and automatic response to stimuli.
    Walking is a voluntary action, which requires our thinking and is within our control.

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  5. Variations are important for species survival because variation causes the organism to overcome extreme situations. Organism species occupy well-defined positions in the ecosystem, utilizing their reproductive capacity.

    Variations are important for species survival because variation causes the organism to overcome extreme situations. Organism species occupy well-defined positions in the ecosystem, utilizing their reproductive capacity.

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