Molecular scientists can read the dna code and compare the dna of different organisms. this concept is used in molecular clocks to determine which of the following?
a. morphological relationships
b. molecular phylogenies
c. evolutionary relationships

Explain two reasons you think it is important for scientists to search for new ways to treat cancer

Competition occurs between species when

Membrane vesicles containing an internal sodium chloride (nacl) concentration of 0.14 m are placed into separate beakers each containing a different solution. the first beaker contains 0.14 m sucrose, while the second beaker contains 0.14 m calcium chloride (cacl2). the temperature is 25°c. what is the solute potential inside the vesicles, expressed in units of mpa?