If a single mutation turns off the growth of some pairs of legs within an organism, what's most likely affected? a) a duplicated gene b) a deleted gene c) a home gene d) a substituted gene?

Which equation is used to calculate the magnetic force on a charge moving in a magnetic field

2. which is the last step in the scientific method?

Suppose you are provided with an actively dividing culture of e. coli bacteria to which radioactive thymine has been added. what would happen if a cell replicates once in the presence of this radioactive base?