Compare and contrast primary and secondary active transport
What will be an ideal response?
Both are energy requiring transport processes that are capable of moving substances against their concentration gradients. Energy obtained from hydrolysis of ATP drives primary active transport, while energy stored in an ionic concentration gradient drives secondary active transport.
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In healthy people, it is good practice to use isotonic solutions for injections into veins of the circulatory system because ________
A) hypotonic solutions cause red blood cells to crenate B) hypertonic solutions cause red blood cells to swell and lyse C) isotonic solutions maintain the normal volume and function of red blood cells
The amount of air that moves in and out of the lungs during one cycle of normal inhalation and exhalation is called the ________
A) inspiratory capacity B) expiratory reserve volume (ERV) C) vital capacity (VC) D) tidal volume (VT)
If the concentration of an endocrine ligand decreases, the target cell may insert more receptors into the cell membrane in an attempt to keep its response at a normal level, in a process known as ________.
Fill in the blank(s) with the appropriate word(s).
"Zygote" is the term used to describe the
A. sperm cell just before fertilization. B. Graafian oocyte. C. fertilized oocyte. D. secondary oocyte. E. primary oocyte.