The specificity of the potassium channel for K over Na is mainly the result of: Group of answer choices presence of carbohydrates in the channel. phospholipid composition of the channel. hydrophobicity of the channel. presence of cholesterol in the channel. differential interaction with the selectivity filter protein.

Environmental differences within ecosystems are generally caused by

What are characteristics of minerals? select 3 choices

Consider the following planned experiment. factor experimental group control group light exposure tots of sun tots of sun amount of water weekly weekly type of soil nutrient rich nutrient rich size of pot large which variable is being tested in this experiment? small a. size of pot b. type of soil c. light exposure d. amount of water