Look up Dawrin's theory of evolution. Basically, fossil records show how life forms change over time through evolution.
Answer:
An experimental group, also known as a treatment group, receives the treatment whose effect researchers wish to study, whereas a control group does not. They should be identical in all other ways.
Usually the lava flows come towards the end of the eruption, once the magma has lost enough of its volatiles to flow more quietly. Cinder cone eruptions are comparatively short lived, and thus cinder cones are much smaller features than stratovolcanoes and shield volcanoes (usually no more than a mile at the base).
Answer:
O to kill bacteria that cause disease
Explanation:
penicillins are a group of antibiotics used to treat a number of bacterial infections.
hope this helps!
La hepatitis B es un virus, una infección de su hígado. Puede causar cicatrización del órgano, insuficiencia hepática y cáncer.