Biology, 08.07.2019 06:00 kittykat7315
Astudent is conducting an experiment to determine what type of soil earthworms prefer, wet or dry. ten earthworms are released into a cardboard box that contains dry soil on one side and wet soil on the other. over 24 hours, the student records the number of earthworms on both sides every hour. what component of the above experiment is the dependent variable? a) soil moisture b) number of trials c) average number of earthworms in each type of soil d) species of worm used
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Biology, 21.06.2019 19:30
What is a universal way that predation benefits the predator? predation increases mate availability. predation in defense of space. the predator gets the energy it needs to survive. the predator keeps parasites from hurting the species.
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What advantages does a pedigree have over a written passage?
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What does polymerase chain reaction (pcr) do? o a. separates dna fragments by size o b. cuts a dna sample into fragments o c. provides an overall picture of a person's chromosomes o d. makes more copies of a sample of dna
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Astudent is conducting an experiment to determine what type of soil earthworms prefer, wet or dry. t...
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