As the concentration of potassium is higher inside the cell, no energy should be required to transport it outside, but the involvement of the channels for this transport signifies the involvement of a facilitated diffusion of the potassium ions, down the concentration gradient, with the help of the channel proteins.
A species of frog slowly dies off because it cannot compete with the toads and lizards that share its ecosystem is an example of background extinction
False there is many ways to prevent pregnancy 100%
Answer:
The water is needed for drinking and farming.
The warm climate near water makes life comfortable.
The rich soil near waterways makes for better crops.
The waterways make trade and transportation easier.
The fish in waterways attract other animals to be hunted.
The Bold ones are the answers.
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Object B has the greater density with (2.5 g/cm^3) than Object A which has a density of (1.5 g/cm^3).