Which of the following is a function of the membrane proteins called channel proteins?
a. They serve as anchors or stabilizers for the cell membrane.
b. They bind to specific extracellular molecules to trigger a cellular change.
c. They regulate the passage of ions, bypassing the lipid portion of the cell membrane.
d. They are enzymes.
e. They are used as a source of energy.
Answer: c. They regulate the passage of ions, bypassing the lipid portion of the cell membrane.
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A) Only photosynthesis B) Only cellular respiration C) Both photosynthesis and cellular respiration D) Neither photosynthesis nor cellular respiration
The scientific approach known as ________ involves analysis at a simpler or more basic level of organization than the structure or function to be explained.
A) reductionism B) dualism C) atheism D) longism
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Answer the following statement true (T) or false (F)