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Pretest: Cells
6
Select the correct answer from each drop-down menu.
An element has an atomic mass number of 16 and an atomic number of 7.
The element has how many protons and how many neutrons

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:

what are the options