Dr. Watson has a patient who suffers severely from a rare seizure disorder. As a last resort, she decides to perform what is called a split-brain surgery on the patient to alleviate their symptoms. What part of the brain would Dr. Watson sever?
A. basal ganglia
B. cerebral cortex
C. corpus callosum
D. cerebellum

amber has allowed scientists to study dna that has been preserved over millions of years.

rising temperatures because when water vapor in the air is cooled, it condenses. it turns back into a liquid and attaches to dust particles in the air. these very small water droplets group together to form clouds

wild parsnip is a perennial plant which reproduces rapidly in areas which have no sign of agricultural activity such roadside or at no tillage open areas. it's considered invasive because it can inhibit the growth of another plant  and its reproduction is fast. there are several harmful effects of this invasive plant although its taproot is edible since it is a member of the carrot family. wild parsnips can cause skin blistering when in contact because of the chemicals it contains, second it inhibits the growth of other plants, it will restrict the growth of animals when eaten and lastly, it drives away natural pollinators like bees.