As part of a radio show contest, a group of contestants were instructed to drink 8oz of water every 15 minutes, and the person who could go without urinating for the longest time won. One woman, who came in second place, was said to have had almost 2 gallons in 3 hours. The employees working at the radio station were under the impression that since the human body is comprised mainly of water, drinking this much water would not be harmful. A few hours after the conclusion of the contest, the woman was found dead in her home. 1. Why were the employees at the radio station incorrect?
2. What is the effect of drinking so much water on the kidneys?
3. What would the effects of the large amounts of water be on blood sodium levels? Be specific.
4. What was the ultimate cause of death for the woman?

his research revealed two genetically different groups of prokaryotes, which justified splitting kingdom monera into two kingdoms. the genetic and cellular differences were so great, that these two kingdoms were eventually placed into different domains in the current three-domain system.

economic impact of malaria is estimated to cost africa $12 billion every year. this figure factors in costs of health care, absenteeism, days lost in education, decreased productivity due to brain damage from cerebral malaria, and loss of investment and tourism.

i might be wrong but i think its a. let me know if i’m right and have a good rest of your day!

in 1859, charles darwin set out his theory of evolution by natural selection as an explanation for adaptation and speciation. he defined natural selection as the "principle by which each slight variation [of a trait], if useful, is preserved".