D. Which of the following are functions of the cell membrane? Choose 3. A Cells don't have membranes.
B To regulate what enters and leaves the cell
C To make ribosomes
D To make proteins
E To protect the cell
F To separate the internal and external environment of the cell

The theories on the expansion of galaxies maybe re-examined to strengthen science should not be tested to strengthen science will weaken scientific knowledge if they change will become laws if they don't change

Nucleic acids offer variability because they contain alternate forms of genes called .

Adescription of a type of bio biotechnology (genetic engineering, cloning, or artificial section) one benefit or one risk for the individual (based on whether you are for or against it) one benefit or one risk for society (based on whether you are for or against it) one benefit or one risk for the environment (based on whether you are for or against it)