The role of clc-1 in skeletal muscle is to?

a. spare k+ efflux by entering the muscle cell, in response to depolarization
b. spare na+ efflux by entering the muscle cell, in response to depolarization
c. spare k+ influx by entering the muscle cell, in response to depolarization
d. depolarize the cell allowing for muscle contaction

Which statements explains what the fossil records indicates? check all that apply. a) earth is 4.5 billion years old b) many organisms have become extinct c) mammals have always existed on earth d) mass extinctions have occurred several times on earth e) the amount of water on earth has decreased over time?

What is an example of excretion in mammals?

Conclusion: m∠spt + m∠tpu = 90° which of the statements supports the conclusion from the diagram and the given information. vertical angles are equal in measure. perpendicular lines meet to form right angles. adjacent angles whose exterior sides are perpendicular rays are complementary. adjacent angles whose exterior sides are perpendicular rays are supplementary.