After Exercising for a Few Minutes,a Person Has a Respiratory $v = 1.75 \sin \left( \frac { \pi t } { 3 } \right)$

question 7

Multiple Choice

After exercising for a few minutes,a person has a respiratory cycle for which the velocity of airflow is approximated by​ $v = 1.75 \sin \left( \frac { \pi t } { 3 } \right)$ , ​
Where t is the time (in seconds) .
(Inhalation occurs when v > 0 and exhalation occurs when v < 0. )
​
Find the number of cycles per minute.
​

• A)12 cycles/min
• B)10 cycles/min
• C)15 cycles/min
• D)13 cycles/min
• E)11 cycles/min

Recognize the properties of phospholipids and their significance in membrane structure and function.

Understand the principles of diffusion, osmosis, and permeability in the context of cellular processes.

Explain the effects of isotonic, hypertonic, and hypotonic solutions on cells.

Appreciate the practical applications of membrane dynamics in medical treatments, such as cloning and dialysis.

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