Answer:
B. sarcoplasmic reticulum ; sarcoplasm
Explanation:
A neural signal is the electrical trigger for calcium release from sarcoplasmic reticulum into the sarcoplasm. Electrical signals, called action potentials, travel along the neuron's axon connecting to individual muscle fibers at a neuromuscular junction. Neuron action potentials cause the release of neurotransmitters from the synaptic terminal into the synaptic cleft, where they can diffuse across the synaptic cleft and bind to a receptor molecule on the motor end plate.
1/2 as hazel is not a carrier, yet, hank might be
<span>When comparing lakes and oceans, most lakes have : A ) lower levels of salt
-Hope this helps.</span>
Answer:
Explanation:
fur and milk
A duck billed platypus is classified as a mammal because it feeds its kids with milk and it has fur. They are very unsual because of the way they dig dirt burrows at the water's edge and how they dont have a stomach