fosil fuels
Explanation:
I think it is fossil fuels
Pattern of dark lines or bands that occurs when electromagnetic radiation is passed through an absorbing<span> medium into a spectroscope</span>
Gregor Mendal is known as the father of genetics. Mendal while a monk, used math to discover the basics of heredity by crossing pea plants with different characteristics for the f1 generation but when he crossed the f1 generation with a different pea plant he realized the traits that were in the original crossing to get f1 generation didn't show up until the f2 generation.
Answer:
they tend to run more smoothly and on schedule;
not having a human on board to deal with unexpected problems
Explanation:
I just had the same one
