Biology

How does nuclear fusion differ fundamentally from nuclear fission? Nuclear fusion combines atomic nuclei. Nuclear fusion doesn’t produce energy. Nuclear fusion is a cold process. Nuclear fusion splits atomic nuclei.

Daniel King

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Which of the following statements is true

Caroline Campbell

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Which type of muscle decreases the size of the pupils of your eyes in bright light?

James Washington

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What can be concluded about this broken piece of mica?

Deborah Edwards

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The force driving simple diffusion is _____, while the energy source for active transport is _____. a. the concentration gradient; atp b. phosphorylated protein carriers; atp c. the concentration gradient; adp d. transmembrane pumps; electron transport and. atp; phosphorylated proteins.

Kristi Hammond

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A moving hang glider has ____ energy, which converts to _____ energy once the hang glider stops.

Annie Barnes

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Deer run in zigzag patterns when being chased by predators. What type of adaptation is this? a. Behavioral b. Physiological c. Structural d. Ecological

Jessie Thompson

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What are three ways minerals are used

Zach Chandler

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Pollution is the only way that humans can cause changes to ecosystems. Please select the best answer from the choices provided T F

Mindee Nelson

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The large size of the musk ox _______. a. helps minimize heat loss b. is offset by its long legs c. helps the animal graze less often d. helps maximize heat loss

Ashley Howard

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Which characteristic could help you distinguish between plants and fungi?. . . . A.The growing location of the organism. B.The color of the organism. C.The spores made by the organism. D. The hyphae structures in the organism . .

Victoria Fowler

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Which illustration depicts homologous chromosomes Download png

Dana Keller

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Compare the process of carbon fixation in C3 plants to that of C4 plants.

Chelsea Hayes

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Describe the invasion of wild parsnip, including the harm it causes.

Bethany Evans

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The __________ in the back of the eyeball is made up of millions of rods and cones. lens retina iris pupil

Roger Moore

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Water plays a key role in chemical weathering by ________. A.) dissolving minerals B.) transporting minerals C.) contributing to the oxydation process D.) all of the above

Megan Page

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In figure 33-6 what structure is labeled a? what is the role of the delicate network?

Heather Maxwell

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Limnetic, profundal ,littoral, and benthic have what in common

Victoria Fowler

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Where is the carbon taken in by plants during photosynthesis stored? a. the ground b. plant structures c. the air d. all of the aboveWhere is the carbon taken in by plants during photosynthesis stored? ANSWER: d. all of the above

Kyle Mckinney

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Plants use pigments to collect or trap A)ATP. B)glucose. C)sunlight. D) water.

Annie Barnes

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What is unique about the members of the group of fungi to which Penicillium notatum belongs?

James Washington

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Why can the removal of vegetation trigger mass movements

Chelsea Hayes

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How could serfs move up from the bottom of the social hierarchy? a) Most peasants were also serfs. b) Serfs were always below peasants in the medieval hierarchy c) Serfs worked in the manor house, and peasants worked on the land. d) Serfs had more freedom than peasants

Samantha Barber

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With regard to enzymes, key is to lock as A) substrate is to activation energy B) product is to substrate. C) enzyme is to active site. D) substrate is to active site.

Curtis Rhodes

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When you decide to execute a maneuver, you will need a control zone of approximately __________ seconds?

Daniel King

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Glycolysis begins with _________ and ends with __________. pyruvate; water pyruvate; glucose glucose; pyruvate pyruvate; acetyl-coa

Craig Stewart

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A(n) is a material that takes in a wave when the wave hits it.

Whitney Matthews

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An organism obtains food, shelter, and other resources from its

Amanda Johnson

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Toxic waste spills are a direct source of water pollution. a. True b. False

James Washington

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Which of the following makes the best analogy to describe the movement of energy in an ecosystem A.pool B.lake C.river D.pond

Cynthia Baker

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Which structural component is found in DNA but not in RNA? A.ribose B.deoxyribose C.phosphate group D.nitrogenous base

James Washington

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What device can be used to make measurements globally? a. rain gauge b. buoy c. satellite d. thermometer

Nicholas Rivera

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In the F1 generation of a Mendelian cross,

Megan Page

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What characteristics do mutations have? always harmful occasionally beneficial omission of information addition of information mistakes in copying

Caroline Campbell

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Explain the process that occurs when a flowering plant reproduces.

William Cain

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How does the phosphorous cycle differ from the nitrogen cycle and the carbon cycle? A. The phosphorous cycle enters both water and atmosphere, unlike the nitrogen cycle and the carbon cycle. B. The phosphorous cycle occurs only in the atmosphere, unlike the nitrogen cycle and the carbon cycle. C.The phosphorous cycle does not enter the atmosphere, unlike the nitrogen cycle and the carbon cycle.

Kathy Robinson

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Air pollution is only caused by human activity. true or falseair pollution is only caused by human activity. false.

Ronald Miller

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Which describes the habitat of a frog? A. color for camouflage B. prey for snakes C. eats insects D. marshes and ponds.

Melissa Norris

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How does phase contrast microscopy help scientists to visualize difficult specimens?

Deborah Edwards

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Which of the following would be considered a limited resource in the lower depths of the ocean? a. water b. sunlight c. prey d. predators

Ralph Lopez

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Which function for prokaryotes is described by binary fission

Roger Moore

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Which atmospheric level is farthest from the lithosphere? troposphere stratosphere thermosphere mesosphere

Kathy Robinson

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Prokaryotes that brea down dead organisms and wastes are called

Amanda Johnson

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A countercurrent heat exchanger enables an animal to _____. see concept 40.3 (page 883) increase heat loss by evaporation slow metabolism when food is not available reduce the loss of body heat to the environment absorb heat from the environment produce more heat when needed

Annie Barnes

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PLEASE HELP!!! In a subject-by-subject comparison essay, the thesis statement should be located in the first body paragraph. the second body paragraph. the concluding paragraph. the introductory paragraph.

Craig Stewart

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Name two primary decomposers and describe their function in the recycling of life materials..

Megan Page

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Which component cannot be part of this strand? a. uracil b.thymine c. phosphate group d.deoxyribose sugar?

Chelsea Hayes

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What is the main difference between muscle cells and nerve cells? A. they use different genetic codes B. they have different ribosomes C. they contain different genes D. they express different genes

Kaitlin Dean

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In Figure 28-7, what information indicates that meiosis takes place during the jellyfish's reproductive cycle? Download png

Justin Parker

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