A&P 2.1 Cell Differentiation and Cell Membrane

Multiple Choice

Which best explains why muscle cells are different from blood cells?

• Muscle cells are produced by the brain, but blood cells are produced by the heart. 

• Different genes and environmental factors are activated in muscle cells than in blood cells. 

• Muscles cells experience different environmental influences than blood cells. 

• A mutation occurs during the development of muscle cells but not in blood cells. 

Multiple Select

What are the main functional types of proteins found in the cell membrane. (check all that apply)

• Receptors

• Facilitators

• Enzymes

• Transporter/Carrier

• Recognition

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Multiple Choice

What cell membrane receptor responds to insulin under normal homeostatic conditions?

• G-coupled

  GPCR

• Tyrosine Kinase

• Carrier/Transporter

• Enzyme ATPase

​or extracellular

Multiple Choice

These channel proteins are blocked until an intracellular/extracellular stimulus causes the pore to open

• Leaky ion

• Ligand Gated

• Voltage gated

• Carrier protein

• Enzyme

Multiple Choice

Identify the cell membrane component that is able to form rigid lipid rafts?

• Glycoproteins

• Glycolipids

• GPCRs

• Tyrosine

• Carrier Proteins

Multiple Choice

This type of chemical signaling molecule will activate the receptor and initiate an intracellular response.

• agonist

• antagonist