When a set of electrodes connected to a lightbulb is placed in a solution of dextrose and a current is applied, the lightbulb does not light up. When the same unit is placed in HCl, it does. Why?
What will be an ideal response?
HCl ionizes to form current-conducting electrolytes. Dextrose does not ionize, and therefore does not conduct current.
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Match the appropriate characteristic with the type of immunity.A. Innate immunityB. Antibody-mediated immunityC. Cell-mediated immunityD. Both antibody-mediated and cell-mediated immunityE. Innate immunity, antibody-mediated immunity, and cell-mediated immunityNeutrophils and macrophages
Fill in the blank(s) with the appropriate word(s).
Which of the following statements about the Golgi apparatus is false?
A) It receives transport vesicles from the RER. B) It sends transport vesicles to the RER. C) It produces lysosomes. D) It supplies new membrane components. E) It produces secretory vesicles.
How does the CNS communicate with the rest of the body?
A. Through a network of fibrous interconnections between each organ and a specific target within the CNS B. Primarily through hormonal action C. Through a system of neuronal links known as connectors D. Through pathways that travel through white matter of the brainstem and spinal cord to connect various CNS regions with peripheral nerves E. Through direct connections based on a one nerve-one function process
Gastric storage takes place in the ____________________ (what part?) of the stomach, whereas gastric mixing takes place in the ____________________
Fill in the blank(s) with correct word