Which one is right? im confused

Building glycogen from glucose molecules is an example of what

In a population that is in hardy-weinberg equilibrium, there are two possible alleles for a certain gene, a and a. if the frequency of allele a is 0.4, what fraction of the population is heterozygous? a. 0.40 b. 0.60 c. 0.16 d. 0.48

Describe the trends in electron configuration in the periodic table by selecting the terms from the drop down menus