The owner of a building needs to remove several shingles. instead of lifting the shingles up by hand, he decides to use a long crowbar as a lever to lift them. by using this simple machine, the man is the amount of force needed to do the job, and he is the distance over which the force is applied.
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Biology, 21.06.2019 14:30
Mario performed an experiment to determine if photosynthesis was affected by the amount of light that a plant received. what could he have done to increase the validity of his data? reduce the number of plants. remove the 1 hour group. add a 0 hours control. measure the oxygen in liters
Answers: 2
Biology, 22.06.2019 02:00
Many farmers prefer cattle without horns because it is safer for their herds. the allele for no horns (n) is dominant to the allele for the presence of horns (n). a farmer mates a male with horns to a heterozygous female without horns. what is the chance that the offspring will have horns?
Answers: 1
The owner of a building needs to remove several shingles. instead of lifting the shingles up by hand...
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