Given a scientific question and its correct answer, generate supporting facts for the answer. This supporting fact can be an explanation for the answer to the given question.

[Q]: Question: Viruses were assumed to exist before they were first seen with an electron microscope in which decade? Answer: 1930 ' s
[A]: Viruses were assumed to exist before they were first seen with an electron microscope in the 1930s. Multiple hypotheses for viral origins have been proposed.

[Q]: Question: Chlamydia, gonorrhea, and syphilis are examples of which type of sti? Answer: bacterial
[A]: Bacterial STIs include chlamydia, gonorrhea, and syphilis.

[Q]: Question: Speciation, convergent evolution, and coevolution are types of what process? Answer: macroevolution
[A]:
Macroevolution occurs when microevolution takes place over a long period of time. Types of macroevolution include speciation, convergent evolution, and coevolution.