Master Biology with Fun Quizzes & Brain Teasers!

What separates the chromosomes during mitosis.
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can we say DNA is tissue ?
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How can a restive trait be expressed
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Give one difference and one similarity between natural selection and extinction.
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In cladistic analyses, the most ______ cladogram is often regarded as the best one because it requires the fewest evolutionary changes needed to explain the data.
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A fast-growing town requires a new source of power. Because the town is located by a fast-flowing river, the town council votes to construct a hydroelectric power plant. This requires a dam to be built. How might this activity affect the local watershed? The hydroelectric plant will likely flood the area behind the dam that is constructed. The hydroelectric plant will likely pollute the water flowing down the waterfall. The hydroelectric plant will likely pollute the air above the waterfall, leading to acid rain. The hydroelectric plant will likely quit operating in the summer when the river dries up.
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Do you guys know the answers?
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10. What is an organ system? List one of the organ systems and the system's function.
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Which word explains what a hypothesis is?Select one:a. Resultsb. Datac. Predictiond. Procedure
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the site of atapuerca in northern spain is one of the most important fossil hominin sites in europe. identify what the following fossils from atapuerca revealed about the hominins living in europe at this time.
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one way precipitation is returned to surface and grounwater is via watersheds and river basins. generally a _____ is larger than a ______ . however sometimes these terms are used interchangeably. regardless, what is the main function of these drainage areas?
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Help me this is very easy but idr
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Most algae reproduce through:sporesmitosistheyseedsfragmentation
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Suppose someone's ceruminous glands did not produce any cerumen. What signs/symptoms would person experience
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In three to five complete sentences, list three muscles and where they are located in the body
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this stage of the cell cycle is characterized by growth and it contains a checkpoint to verify that all of the dna has been replicated prior to mitosis.
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What is the original source of energy in the food you eat?(1 point) A. photosynthesis B. plants C. sun D. sugar
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According to the modem theory of evolution, closely related species of organisms share:a. Analogous structuresc Identical DNA sequencesb. Recent common ancestryd. One of the same parents
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genes on the same chromosome are said to be __________.
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Which cellular process occurs within the organelle shown?
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Which cellular process occurs within the organelle shown?
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The allele for black hair (B) is dominant to the allele for white hair (b) in guinea pigs. Assume that a true-bred black hair guinea pig is crossed with a true-bred white hair guinea pig. Use a Punnett square to predict the genotypic and phenotypic ratios of the F1 generation. (6 marks) * You do not need to write a let statementhelpppp
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What is the product of x(x+1)
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If there is no family history of a particular disease but a child has the disease as well as the responsible genetic mutation in every cell, then it may have arisen due to a(n) ________ mutation early during development.
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