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Vas (vessel) vasoconstrictor, cardiovascular, vase, vesicle, vascular, vasectomy
Home » January 27th, 2010
Entries posted on “January, 2010”
Ethanol-Powered Vehicles Generate More Ozone Than Gas-Powered Ones
Ethanol — often promoted as a clean-burning, renewable fuel that could help wean the nation from oil — would likely worsen health problems caused by ozone, compared with gasoline, especially in winter, according to a new study led by Stanford researchers.
Ozone production from both gasoline and E85, a blend of gasoline and ethanol that is [...]
In Bats and Whales, Convergence in Echolocation Ability Runs Deep
Only some bats and toothed whales rely on sophisticated echolocation, in which they emit sonar pulses and process returning echoes, to detect and track down small prey. Now, two new studies in the January 26th issue of Current Biology, a Cell Press publication, show that bats’ and whales’ remarkable ability and the high-frequency hearing it depends [...]
Study Guide for Chapter 3 Test
1. Who is Robert Hooke?
2. Who is the scientist that discovered bacteria and protist by observing pond scum through a microscope?
3. Who are the three people who contributed to the cell theory? List them and explain their contributions.
4. State the three parts of the cell theory.
5. Compare and contrast the prokaryotes and eukaryotes.
6. What are [...]
Blog Jan.29th
Explain how chromatins turn into chromatids. What stage in the cell cycle does this occur?
Blog Monday Jan. 25th
How are you different from a prokaryotic cell? How are your cells more specialized compared to a bacteria cell?
