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Biology
Which of these organisms are vertebrates in Kingdom Animalia? Choose all answers that are correct? A. worms B. frogs C. clams D. fish
Ronald Miller
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What does the lac operon in bacteria code for? A. lactose B. enzymes the break down lactose C. enzymes that synthesize lactose
Kevin Sutter
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Which is the best definition of a prokaryotic cell? It has a cell wall but lacks a well–defined nucleus and organelles, and its cytoplasm doesn't have much structure. It contains a membrane–bound nucleus and organelles, and its organelles have specialized duties. It contains a membrane–bound nucleus, a large central vacuole, a cell wall, a cell membrane, and chloroplasts.
Curtis Rhodes
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Accumulation of undigested molecules would most directly be an indication of _____ dysfunction.
Jeremy Wood
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The cardiovascular system, which transports blood through the body, is a one-way system. a. True b. False
Samantha Barber
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A substance that enters Earth's cycles and does harm to living things is A. hydrogen. B. a pollutant. C. freshwater. D. oxygen.
Deborah Edwards
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A male bird shows bright feathers to attract a mate. What type of behavior is this? territorial behavior simulation courtship behavior learned behavior
Ronald Miller
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Production of seeds, fruit, and flowers are characteristics of which group? A)mosses B)ferns C)angiosperms D)gymnosperms
Theresa Perry
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How does ecosystem stability relate to species diversity??
Megan Page
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A confounding variable can also be considered an extraneous variable. True or false?
Ralph Lopez
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When does puberty occur ? What causes the changes to occur during puberty?
Ashley Howard
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What is another term for the responding variable? primary variable dependent variable independent variable uncontrolled variable
Annie Barnes
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Compared with the walls of arteries, the walls of capillaries. A. are thicker B. are thinner C. lack valves D. have more resistance
Timothy Norman
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11. In single-gene traits, natural selection can lead to which of the following? A. Founder effect B. Disruptive selection C. Allele frequency change D. Directional selection
Blair Lewis
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Which response occurs because of the auxin a. A flower blooms b. A fruit ripens c. A plant leans toward a light source d. A seed germinates
Kristi Hammond
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Explain why echolocation is a superior adaptation for insectivorous bats rather than fruit bats
Victoria Fowler
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Which pair of terms best describes a wooden table? A. biotic and nonliving B. biotic and living C. abiotic and nonliving D. abiotic and living
Blair Lewis
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Which of the following gives sexual reproduction an advantage over asexual reproduction? A. Sexual reproduction often requires two parents to be present. B. Sexual reproduction increases genetic diversity. C. Sexual reproduction produces genetically identical offspring. D. Sexual reproduction happens more quickly than asexual reproduction
Blair Lewis
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Be-19 what must a type iii marine sanitation device have when boating on inland waters?
Bethany Evans
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Which structure is labeled X in the diagram below? A.nucleic acid B.lipid envelope C.protein tail D.capsid proteinDownload jpg
Alexa Spicer
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Which of the following is the correct explanation for linked genes? genes located on the same chromosome and inherited together genes located on different chromosomes but inherited together genes located on mutated chromosomes that are inherited together NextReset
Bethany Evans
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Mitosis produces which cell type? haploid diploid chromosome gamete
Donald Ward
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Where in the Venn diagram would you place the term "seed" when describing plant reproduction?
Kathy Robinson
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Animals are often grouped as a. vertebrates or invertebrates. b. heterotrophs or autotrophs. c. walkers or crawlers. d. swimmers or runners.
Zach Chandler
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What are two things that characterize the practice of science?
Ralph Lopez
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Which source of energy is ideal for prolonged, low-intensity activity? lipids protein glycogen lactic acid
Alexa Spicer
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Explain why water use is a concern and how freshwater is vital to human life.
Roger Moore
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Evidence for coordinated stasis is found in ____. A- the fossil record B- natural selection C- atmospheric records D- the gene pools of extinct species
Melissa Norris
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What is the characteristic of the gastrula stage of embryo development?Select one of the options below as your answer: A. Formation of the neural tube and nervous system B. Formation of the three germinal layers and the primitive gut C. Formation of the amniotic cavity and archenteron
Theresa Perry
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What system facilitates the movement of water between spheres through the process of transpiration?
Kyle Mckinney
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Which type of environmental scientist is likely to study the interactions of gorillas?
Timothy Norman
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When a neuron carries the electrical potential of _____ millivolts, it is in the state called _____?
Deborah Edwards
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What did Walter Fleming identify during cell division
Ashley Howard
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Which are considered types of credit available to borrowers? Check all that apply. A. personal loans B. bonds C. credit cards D. mortgages E. cash F. auto loans G. gift cards
William Cain
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__________ allow people to smell different aromas and taste sweet, salty, and sour foods. a.Pain receptors b.Chemoreceptors c.Photoreceptors d.Thermoreceptors
Victoria Fowler
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What factors contribute to parental care and mating choice? select all that apply?
Zach Chandler
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Which of the following is a sac fungus? Rhizopus stolonifer Candida albicans Penicillium notatum
Nicholas Rivera
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Which class of hydrocarbons contains at least one carbon-carbon triple bond? A. Alkanes B. Alkenes C. Alkynes
Kyle Mckinney
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