Biology, 31.12.2019 13:31 Destinyb9806
From june to september 1988, 51 different wildfires started in yellowstone park. by the end of the summer, approximately 794,000 acres of the park were affected, which included about 24 percent of the whitebark pine forest population, many lodgepole pine stands, and a variety of other plants and animals. which type of change was seen in the ecosystems that were affected by the 1988 fires in yellowstone park?
primary succession
secondary succession
a climax community
species extinction
Answers: 3
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What initially causes a nerve impulse? release of enzymes out of the neuron movement of chemicals into the dendrites of the neuron pathogens attacking the dendrites of the neuron red blood cells bathing the neuron
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Biology, 22.06.2019 08:10, xojade
Ascience research group is testing a new type of plant food. one trial is conducted in a controlled experiment. the data from the trial show that the plant that received the new food grew faster than the control plant. the group announces that the new plant food makes plants grow faster. what is the main weakness in this scientific claim?
Answers: 2
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Recommend a strategy for incorporating sustainable human activity into a tropical rain forest biome.
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Biology, 22.06.2019 20:30, rjennis002
The hershey and chase experiments involved the preparation of two different types of radioactively labeled phage. which of the following best explains why two preparations were required? a. the bacteriophage used in the experiments was a t2 phage. b. it was necessary that each of the two phage components, dna and protein, be identifiable upon recovery at the end of the experiment. c. each scientist had his own method for labeling phage, so each conducted the same experiment using a different isotope. d. establishing the identity of the genetic material required observation of two phage generations.
Answers: 2
From june to september 1988, 51 different wildfires started in yellowstone park. by the end of the s...
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