Biology

explain the difference between the principles of overload and progression
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Which would be the most dangerous to swallow?A. thermoacidophilesB. halophilesC. Escherichia coliD. a bacteriophage
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Would all of the reptiles in an area be considered a population? Explain.
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If strand 1 in a segment of a replicating DNA molecule has the bases A-T-C-C-G-A-G-G-T, the complementary DNA strand would contain the bases T-A-G-G-C-T-C-C-A T-U-G-G-C-T-C-C-G U-A-G-G-C-U-U-C-C A-T-G-G-C-T-C-C-A
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1. In a sample of double-stranded DNA, 10% percent of the nitrogenousbases are guanine (G). What percentage of the nitrogenous bases in thesample are cytosine (C)?10%80%40%90%
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What is sexual selection
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What are the five evidences that a chemical change has taken place ?
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True or false? To make up for the loss of energy when solar energy is used by primary producers and then transferred up the food chain, a continuous supply of solar energy to the ecosystem is required.
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!PLEASE HELP! One type of bioremediation uses ____ to break down wastes and pollutants into less harmful material. a. bacteria b. vaccines c. pasteurization d. fission
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If a sperm carrying an X chromosome joins together with an egg, what is the probability that the sex of the fertilized egg will be female?
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In which motions are the distance and the displacement the same?A. A dog chases its tail in a circle four timesB. A bird flies from its nest to the ground and back to its nest.C. A worm moves 5 cm along a straight crack in a sidewalk.D. A fish swims all the way across a pond and then halfway back.
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Amoeba Sisters Video Recap: Mutations I need the answer pls
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all organisms in the kingdom plantar are
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a report on the role of chromosomal multiplicity(polyploidy)in the field of agriculture. Not less than 50 words.50 points plz help me guys !!
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Although both organisms have an exoskeleton, the covering of a arthropod is made of differentmaterials than the covering of a(n) ________.
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Abigail just completed a report on plastics, which are manufactured using petroleum. She concluded that the price of plastic willlikely rise significantly in the years to come as petroleum reserves are depleted. She recommends that manufacturers begin makingless plastic from petroleum reserves to prevent extreme price increases in the future.Abigail's younger brother Henry just completed a report on waste management. Henry concluded that plastic products are a majorcomponent of garbage that ends up in landfills. He recommends that humans reduce the amount of plastic they put in landfills.Which of the following would help implement both Abigail's and Henry's recommendations?A. Recycle more plastic products.B.Use alternatives to plastic products, such as canvas grocery bags.C.Reuse more plastic products,D.all of these
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Explain how Natural Selection can lead to evolution.
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Observations and measurements are both types of _____ that can be collected during an experiment.
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ASAP PLZ Which processes are affected by freeze and thaw cycles? Check all that apply. creep deposition landslide slump weathering
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What is the purpose of CITES?
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Rosa has a vegetable garden. She places earthworms, which are decomposers, in the garden soil.What is Rosa most likely trying to do?prevent insects from eating the plantscreate usable food energy for the plantsenrich the soil with nutrientskill the bacteria in the soil
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What is a stem cell?
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What is the purpose of the motor neuron?to carry information from sense organs to the brain or spinal cordto carry information from the brain or spinal cord to sense organsto carry information from the brain or spinal cord to muscles and glandsto carry information from muscles and glands to the brain or spinal cord
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which structures in male produce fluids that mixes with sperm to form semen
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