Protein characteristic of the postsynaptic membrane. In a chemical synapse, the postsynaptic membrane is the membrane that receives a signal (binds neurotransmitter) from the presynaptic cell and responds via depolarisation or hyperpolarisation. The postsynaptic membrane is separated from the presynaptic membrane by the synaptic cleft.
Below is a list of toll free 800 numbers for TurboTax. Customer Service: 1-866-888-2402. 1  Thank you for calling TurboTax, I will help connect you to the best experts to answer your question.2  If you need help purchasing your TurboTax or want to check on the status of an order press one.elow is a list of toll free 800 numbers for TurboTax. Customer Service: 1-866-888-2402. 1  Thank you for calling TurboTax, I will help connect you to the best experts to answer your question.
Customers can read the Billing FAQs section for information on taxes, fees, credits and adjustments that may appear on their cell phone bill. The customer service phone number is 1-800-211-4727 for Sprint phones and 1-800-639-6111 for Nextel phones. Sprint charges penalty fees to accounts when payments are past due or when payments are returned for insufficient funds. Late payment fee: Highest percentage of the past due balance allowed by law in your state.