To maintain the Resting Membrane Potential of neurons at -70 mv. K diffuses out (into ECF) and Na move in (into ICF) through the leaky channels, but their concentrations are kept within the normal homeostatic range in the ICF and ECF by which mechanism?

What is the relation ship between structure and function in an organism

Aresearcher created three groups based on participants bmi: normal weight, overweight and obese. the hypothesis being tested is that the three groups differ in the mean number of artificially sweetened drinks consumed weekly. which statistical test might the researcher use, assuming a reasonably normal distribution of values.

Which of the following statements is true regarding a basic amino acid? a.) the hydrophilic r group of a basic amino acid will be located on the interior of a protein b.) the positively charged r group of a basic amino acid could bind dna c.) the r group of a basic amino acid would only be able to form covalent bonds with other molecules d.) a basic amino acid would be considered both polar and hydrophobic e.) all of the above