Once action potential is reached, the gated ion channel open to allow ___ to rush into a neuron A) sodium ions
B) calcium ions
C) potassium ions
D) ATP

How do diseases caused by bacteria and diseases caused by viruses react to antibiotics?

In a cross between individuals of a species of tropical fish, all of the male offspring have long tail fins, and none of the females possess the trait. mating two of the f1 fish fails to produce females with the trait. explain the inheritance pattern of the trait.

Plants consume most of their carbon from a. the soil b. the water c. the roots d. the air