In the chemical equation fes + 2hcl → fecl + h2s, there is one fes molecule.
true or false?

The meselson-stahl experiment demonstrated that dna replication is semiconservative. in the figure, semiconservative replication is illustrated by

According to the cladogram, which organisms have roundworms as a common ancestor?

Antoine manages a number of apartment buildings that use natural gas for heating, cooking, and laundry. the scatter plot shows the correlation between the outside air temperature and antoine's natural gas bill. which type of correlation does the plot illustrate?