All of the following are true facts about enzymes except
a) all living cells have enzymes.
b) life would not be possible without enzymes.
c) enzymes can speed chemical reactions by 100s to billions of times.
d) there are a few types of enzymes, but they each perform many types of reactions.

What amino acid is coded for by this sequence after the mutation

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

In the presence of oxygen, glycolysis is followed a. the krebs cycle b. lactic acid fermentation c. alcoholic fermentation d. photosynthesis