Q1. In a laboratory experiment with three groups, one group of people drinks pure water, the second drinks an equal amount of beer and third group drinks an equal amount of concentrated salt solution all through the same period. The urine production is monitored for many hours. At the end […]

Please reply to the following questions in a well-crafted response to this posting. Also respond to at least two other posting from a classmate with an opinion, addition, or general helpful comment. All responses must contain at least 100 words. For full credit, link to a webpage which pertains to […]

1) Some substances not usually found in large quantities in urine would be ______, ______, ______, and ______. 2) When the sperm cell unites with egg cell this is known as ______.   Usually, this happens in the ______.   After four or five days, the developing zygote arrives the uterus, where […]

Mobile pieces of DNA – transposable elements – that insert themselves into chromosomes and accumulate during evolution make up more than 40% of the human genome. Element of four types – long interspersed elements (LINEs), short interspersed elements (SINEs), LTR transposons and DNA transposons – are inserted more or less […]