Is methane and propane what you're looking for
An Organism is the correct answer. It has multiple elements such as H2O or CO2
Answer:
Mitochondrial DNA is circular, so it doesn't shorten when it replicates unlike the rest.
Answer:
Darwinism is a theory of biological evolution developed by the English naturalist Charles Darwin (1809–1882) and others, stating that all species of organisms arise and develop through the natural selection of small, inherited variations that increase the individual's ability to compete, survive, and reproduce.
Explanation:
An aldehyde is an organic compound containing a group with the structure −CHO, consisting of a carbonyl<span> center </span><span>with the carbon atom also bonded to </span>hydrogen<span> and to an R group</span>