The builders of a new shopping mall have the option of installing solar panels on the roof of the mall the solar panels woulda provide much but not all the electricity for the malls tenants. although the solar panels have a high purchase and installation cost the could provide an economic benefit over many years of use

the answer is b.) hydrogen bonds between bases.

in the year 2850, humans successfully colonized mars. the martian modules that were constructed could hold only a small population of people. it is now a century later, and the population on mars has grown to 600 people. of the current mars population, 45 people express the recessive phenotype for phenylketon- uria (pku) syndrome (pp genotype).

explanation: