Pollution or Carbon Dioxide
Explanation:
If the concentration of molecules outside the cell is very high relative to the internal cell concentration, the rate of diffusion will also be high. If the internal and external concentrations are similar (low concentration gradient) the rate of diffusion will be low.
Hey there,
Answer: <span>The mouse, because it is an Endothermic and therefore its standard metabolic rate is higher than the lizard's standard metabolic rate.
Hope this helps :D
<em>~Top♥</em></span><span>
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A-U-G-G-C-A
G matches w/ C
T matches w/ A but when transcribing to mRNA instead of T its U