DNA contains equal amounts of adenine/thymine and guanine/cytosine.
Answer:
1. Vestigial organs.
2. Homologous structures.
3. Analogous structures.
How diseases happens to spread in communities is the direct contact of bacteria, viruses or other germs from one person to another. This can happen when an individual with bacterium or virus touches, kisses, or coughs on someone who isn’t infected.
