A hydropathy plot indicates the hydrophilicity (negative values) and hydrophobicity (positive values) of different regions of a protein. According to the hydropathy plot below, how many cellular membrane spanning regions are possible in this protein?
Answer(s): B
The hydropathy plot indicates two regions of hydrophobicity. Because the cell membrane has a hydrophobic internal structure, hydrophobic regions of proteins can reside within the membrane.
When food passes through alimentary canal, the proteins are digested in:
Answer(s): C
Which blood vessel carries absorbed food material from intestine to the liver?
Answer(s): D
Which two elements are needed for the production of chlorophyll?
When a person faces an unexpected threat, which hormone is activated as a defensive response?
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