Answer:
Gap junctions within the intercalated disks
Explanation: Gap junctions within the intercalated disks allow impulses to be propagated from one cardiac muscle cell to another. It allows sodium, potassium, and calcium ions to flow between adjacent cells, propagating the action potential, and ensuring coordinated contractions.
The plants might die out because there is no one to pollinate them
Answer:
a- black powder
Explanation:
it is powder and has no pigment
C. "connect the brain to spinal cord"
hope this helps
<span>It can eaither be PP or Pp.</span>
