Which sentence best describes the function of nucleic acids?
1.they store extra organic compounds.
2.they store energy for later use by the body.
3. they carry information for building and maintaining structures.
4.they provide energy to cells.

i am positive it is c. condensing but i may be wrong

multiple allele inheritance is traits controlled by more than 2 alleles (ex: pigeons having 3 alleles of one gene govern their feather color).   so the answer is a.

they had the law tat factories that produces smoke cannot be built near residential buildings.

building of proper sewage system was done to ensure that the waste is carried away from the humans so that they do not get diseases from it.

also they built water systems to provide water in those areas which are drought prone.