Help me with these 3 questions please Which one does use energy to allow certain molecule across the membrane?
a. Transporter protein
b. Protein channel
Each phospholipid has lipid tails that gives it a property and is repelled by water.
a. polar
b. non polar
Which one does not use energy to allow certain molecule across the membrane?
a. Transporter protein
b. Protein channel

the cytokine-activated janus kinase (jak)-signal transducer and activator of transcription (stat) pathway has an important role in the control of immune responses. dysregulation of jak-stat signaling is associated with various immune disorders.

i believe the answer is c

b.

you didn't give any options but heres what i can tell you: an inference is likely to change based on additional observations. the latter is something that you have seen or sensed using your sensory organs while the former is like a conclusion out from what you have observed.