Mutations in the DNA sequence of a gene affect the expression of the gene or the sequence of amino acids in an encoded protein --may or may not
--will always
--will not affect the expression of the gene, but will change the sequence of amino acids in the encoded protein
--will never

Atypical human cell is approximately 12.00 μm in diameter and enclosed by a membrane that is 5.000 nm thick. (a) what is the volume of the cell including the membrane? (b) what is the volume of the cell membrane? (c) what percent of the total volume does its membrane occupy? to simplify the calculations, model the cell as a sphere. enter your answers using four significant figures.

Of seawater increases with decrease in the temperature. therefore, the cold water sinks to the deeper layers at the bottom

Consider the following reaction: 2h2 + o2 —> 2h2o a) what are the reactants in this reaction? b) what are the products in this reaction? c) how many molecules of oxygen are used in this reaction?