In a traffic circle, roundabout signs control the traffic. I hope this helps. :)
I think the second option is the best (by making the ramps height and length equal) because the first option will require more pushing, the third option will only make the ramp lighter which could cause it to not stay in place, the last option would make it harder to push the boxes up because the rubber will make it harder to slide the boxes up. I hope this helps:)
Answer:
Membrane proteins perform a variety of functions vital to the survival of organisms: Membrane receptor proteins relay signals between the cell's internal and external environments. Transport proteins move molecules and ions across the membrane.
Explanation:
they help transport some substances through the membrane.
The statement that provides the best explanation for the
increased growth of the in the pond is ‘The fish grew to be approximately 6
centimeters long in the first year, and after that, growth in length stopped.’
