Indicate which of the following statements accurately describe channel proteins. Select all that apply.

are best suited for transport of smaller substances like dissolved gases and ions

use the energy in ATP to move substances from one side of the membrane to the other

can transport molecules in either direction depending on the concentration

work like a tunnel that allows certain substances to pass through the membrane

Grade 91.)the gravitational pull from the moon words).2.) what is the rate of gravitational 3.)if you drop a hammer, is it more likely to drop handle side down, head side down, or equal chance that it will land either way? why? 4.)a car moves 60km east and 90km west.a.) what is the distance the car traveled? b.) what is the car's displacement5.)what is the average velocity of a car that moved 60 km south in 3 hours? 6.) a car starts from rest and acceleration to 60 m/s over a time of 5 seconds. what is the acceleration of the car? 7.)what is the speed of an object at rest?