A point mutation changes a codon in an mRNA molecule. Will the mutation affect the polypeptide that forms? Why? A. Yes. Each amino acid is specified by only one codon.
B. No. The structure of DNA, and not RNA, determines the polypeptide.
C. Maybe. Some codons are translated into two or more amino acids.
D. Maybe. Some pairs of codons are translated into the same amino acid.

In 2015, about ten percent of total u.s. energy consumption was from renewable energy sources. renewable energy plays an important role in reducing greenhouse gas emissions. when renewable energy sources are used, the demand for fossil fuels is reduced. sanjay and his family want to cut back on their use of non-renewable resources at home. they are thinking of an alternate way to heat their home without adding more greenhouse gases or pollutants to the environment. which renewable resource would not fit into their plan? a) solar power b) burning wood c) constructing a wind turbine eliminate d) generating hydroelectric power