Answer:
Blood taken from an artery in the leg is oxygenated while blood taken from a vein in the leg is deoxygenated.
I believe that the answer is B. a fertilized egg splits in two but I could be wrong
Answer:
There are four main stages in the water cycle. They are evaporation, condensation, precipitation and collection.
Explanation:
I think the correct answer from the choices listed above is the last option. Factors that can increase mutation rates are the UV rays. Different types of radiation cause different types of genetic changes. Ultraviolet (UV<span>) </span>radiation<span> causes point </span>mutations<span>. Excess exposure can risk one's well being.</span>
