A. Neuron
The neurons are cells that process and transmits information through electrical and chemical signals.
-Sasha
Uranium-235 is used. All of the isotopes of the element Uranium are radioactive, but Uranium-235 is the one commonly used. Some also use the radioactive isotope Plutonium-239.
<span>This finding that all known organisms use genetic information to produce protein molecules via the same genetic code strongly supports the hypothesis that all organisms are descended from a single common ancestor.
Genetic information is the biological information coded in the dna or rna sequences, like chromosomes.
A specie from which two different species are evolved is a common ancestor.</span>