Tracers are elements that

a. are used in minute amounts in plants.
b. can be monitored through biochemical reactions.
c. must be inert.
d. have an unbalanced electrical charge.
e. must have a stable nucleus.


Answer: b

Biology & Microbiology

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Which organism is used in the genetic engineering of plants?

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The same bees that pollinate the flowers of the Brazil nut trees also pollinate orchids, which are epiphytes (in other words, plants that grow on other plants); however, orchids cannot grow on Brazil nut trees. These observations explain _____

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Biology & Microbiology

Meiosis is a process that produces

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