Biology Questions

One difference between mitochondria and chloroplasts is
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If an organism’s diploid cells contain 8 chromosomes, how many chromosomes do its haploid cells contain?
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Describe the genetic makeup of the offspring of asexual reproduction
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What 3 pieces of evidence did Wegener use to support his theory?
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What was Thomas Hunt Morgan's main contribution to science?
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What do all multicellular organisms need for sexual reproduction to occur? A.pollenB.sporesC.seedsD.gametes
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Which statement accurately describes the relationship between cytokinesis and mitosis? a. Mitosis includes interphase and cytokinesis. b. Cytokinesis precedes mitosis. c. Cytokinesis follows mitosis. d. Cytokinesis includes interphase and mitosis.
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Select all that apply.Select the items that have a pH level between 5 and 8.pure waterGreat Salt Lakesalivaammonia
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In which specimen were cells first identified
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What does selectively permeable membrane mean
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What are some similarities between monohybrid crosses and dihybrid crosses?
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Describe at least two events during meiosis that increase the genetic diversity of the daughter cells produced.
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How does eye location best represent the relationship between structure and function? A. It determines how much of the surroundings an organism can see. B. It affects how an organism interacts with others in its population. C. It indicates the maximum height an organism can reach. D. It determines how an organism responds to changes in the length of the day.
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When Mendel crossed purebred purple flowering plants (PP) with purebred white flowering plants (pp), what were the flower colors of the resulting offspring? 25 percent white and 75 percent purple 50 percent white and 50 percent purple 100 percent purple 100 percent white
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The role of the excretory system is to rid the body of toxic waste products. Which of these body systems also plays a direct role in removing waste products from the body? A) endocrine B) nervous C) respiratory D) skeletal
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In peas, yellow seed color (Y) is dominant to green seed color (y). A homozygous green pea plant is crossed with a heterozygous yellow pea plant. What is the predicted phenotypic ratio of the offspring? A.50 percent yellow, 50 percent green B.50 percent Yy, 50 percent yy C.100 percent yellow, 0 percent green D.100 percent Yy, 0 percent yy
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Why is deforestation in tropical rainforests more devastating to the global environment than deforestation in temperate forests? (Points : 4) most temperate forests are not experiencing deforestation tropical rainforests provide less useable lumber temperate forests do not contribute to the reduction of carbon dioxide tropical rainforests are inhabited by indigenous tribes who are losing their way of life tropical rainforests have much higher biodiversity than temperate forests
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You may have learned about the sheep clone Dolly in your science class. Although this experiment was greeted as a great success, there are many problems with cloning. One of the ethical issues surrounding cloning has to do with population genetics. The potential problem is that A) cloning is safer than traditional reproduction. B) cloning has become too successful in recent years. C) cloning is less safe than traditional reproduction. D) cloning could lead to a reduction of genetic variation.
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