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1) Why must particles be extremely small to demonstrate brownian movement?
2) What is the difference between molecular motion and diffusion?
3) If you immerse your hand in distilled water for 15 minutes, will you cells lyse? why or why not?
4) How do cells such as algae and protists avoid lysis in fresh water?
Give examples of potential environmental impact. Give at least two references in addition to your text in support of your position. Be sure to cite your sources including your text using APA style and respond to at least two of your classmates' posti..
Monarch butterfly populations are found east and west of Rocky Mountains. How can DNA fingerprinting technology be used to establish that they constitute one breeding population or two separate breeding populations.
One tank of gold fish is fed the normal quantity of food once a day, a second tank is fed twice a day, and a third tank four times a day during a six week study. The Fish's body fat is recorded. What is the standardizing variable.
Lack of iron in photic zone of the open ocean restricts the size of plankton populations. Iron is what kind of factor for marine plankton.
They isolated bacterium in a pure culture and demonstrated that experimental healthy animals injected with this culture became sick. What other test do researchers require to perform to be absolutely sure that the bacterium is responsible for the dis..
List another common type of bias that can takes place in this type of study. Is it likely to have influenced the results here? Explain your reasoning briefly.
How several 25 ml vials can they fill. An Eon of time is defined as 1 billion years (1x10^9 years). How long is this in seconds? Assume one year is equal to 365.25 days.
An inversion heterozygote possesses a normal chromosome and one with an inversion. The gene orders in these 2 chromosomes are shown below- Normal 1 2 3 4 5 6 7 8 9 10 o.
What communication channels may you choose for these different departments when delivering messages about the new accounting software system? Why would you choose these specific channels.
What trends would they have noticed in Earth's terrestrial vegetation over this period.
At which level of protein structure are peptide bonds the most important.
Changes in temperature and pH along with Substrate Concentration and Enzyme Concentration were the conditions tested in experiment. because warm water is less dense then cold water, would you predict any difference between spines of warm water indivi..
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