what would occur if voltage-regulated Na and K gates opened at the same time, rather than at different times, during the production of an action potential

Which of the following statements is most likely correct about a rock belonging to the jurassic age and a rock belonging to the cambrian age? options: 1) they have identical fossils of organisms that have evolved over time. 2) both have animal fossils preserved in them due to weathering and erosion. 3) they contain different fossils because life on earth has changed through time. 4) the fossils in them were formed on the surface of earth due to exposure to sunlight.

Which of the following cell structures is significantly different between gram- positive and gram-negative bacteria?

Which organism actively hunts other