<span><span><span>Element symbol Element name Ion symbol Cl chlorine Cl1-</span>Anion name chloride ion</span><span><span>Br bromine Br 1-</span>bromide ion</span><span><span>O oxygen O2-</span><span>oxide ion, can u make this the brainliest</span></span></span>
James Watson<span> and</span>Francis Crick <span> discovered the three-dimensional structure of dna in 1953</span>
Answer:
Mutations are permanent changes in the DNA due to changes in nucleotide sequences. Mutations that cause addition of extra nucleotides in a nucleotide sequences are known as frameshift mutations
La respuesta es la interfase
d. enzymes increase the rate of chemical reaction by providing activation energy to the substrate
