The answer is yes or the statement is true.
I believe the answer is a) the scientific method involves developing and testing questions
Answer:
Sterol lipids are common in human cell plasma membranes
Explanation:
Human plasma cell membrane contains sterol lipids and proteins which serves as structural maintainers of the cell.
Answer:
Spirometry is a type of pulmonary function test (PFT), a noninvasive procedure that provides important information about how well the lungs are working. More specifically, it reveals how much air is moving through the lungs and how quickly as you breathe through a tube.
Hope this helps!
Your answer is D I hope this helps ^^