Question 4 (3 points)
a biogeochemical cycle is
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the process of moving materials in and out of a cell by normal diffusion
the process of inorganic salts entering and leaving seawater,
the tendency of a liquid, gas, or solute to flow from an area of high concentration to an area of low concentration
the process of elements and compounds moving continuously to and from organisms and the earth.
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What is the difference between the conducting zone and the respiratory zone of the respiratory system? the conducting zone is a series of cavities and tubes that move air to the respiratory zone where gases exchange with the bloodstream. the conducting zone exchanges gases between the lungs and the alveoli and the respiratory zone is a series of cavities and tubes that move air to the conducting zone. the conducting zone moves oxygen into the cells and the respiratory zone takes carbon dioxide away from the cells. the conducting zone moves oxygen into the bloodstream and the respiratory zone takes carbon dioxide away from the bloodstream.

2. given that most biochemical (other than coal) rocks react with hydrochloric acid, what does that tell you about organisms?

Lola needs to sign 6 invitations. using stopwatch that measures time to tenths of a second, it takes lola 5.3 seconds to sign her full name. going by the accuracy of the stopwatch, which is the most accurate determination for the number of minutes lola needs to sign all 96 invitations