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Biology

The main active components of bleach and many other household cleaners are A. salts. B. neutral. C. acids. D. bases.

Ross Pratt

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Why are some music CDs issued in limited editions

Whitney Matthews

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Few fossils of the earliest animals exist because they (1 point) had hard shells that broke down easily, leaving no trace. were large and likely to be eaten by others after they died. were soft-bodied and tiny, therefore, unlikely to fossilize. lived only in volcanic regions, and were destroyed by lava flows.

Nicholas Rivera

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In figure 1, starting from the left, what magnetic poles are shown on the two bar magnets? North, south, north, south South, south, north, north South, north, south, north North, north, south, south

Cynthia Baker

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Which of the following is a difficulty associated with environmental protection? a. cost b. unpredictability c. sustainability d. all of the above

Theresa Perry

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What is the main goal of the Pacific Region Coastal Program? a. to end fishing along the Pacific coast b. restore wetland and forest habitats c. provide jobs d. restore damage caused by soil erosionWhat is the main goal of the Pacific Region Coastal Program? a. to end fishing along the Pacific coast b. restore wetland and forest habitats c. provide jobs d. restore damage caused by soil erosionWhat is the main goal of the Pacific Region Coastal Program? a. to end fishing along the Pacific coast b. restore wetland and forest habitats c. provide jobs d. restore damage caused by soil erosionWhat is the main goal of the Pacific Region Coastal Program? a. to end fishing along the Pacific coast b. restore wetland and forest habitats c. provide jobs d. restore damage caused by soil erosionWhat is the main goal of the Pacific Region Coastal Program? a. to end fishing along the Pacific coast b. restore wetland and forest habitats c. provide jobs d. restore damage caused by soil erosionWhat is the main goal of the Pacific Region Coastal Program? a. to end fishing along the Pacific coast b. restore wetland and forest habitats c. provide jobs d. restore damage caused by soil erosionWhat is the main goal of the Pacific Region Coastal Program? a. to end fishing along the Pacific coast b. restore wetland and forest habitats c. provide jobs d. restore damage caused by soil erosionWhat is the main goal of the Pacific Region Coastal Program? a. to end fishing along the Pacific coast b. restore wetland and forest habitats c. provide jobs d. restore damage caused by soil erosionWhat is the main goal of the Pacific Region Coastal Program? a. to end fishing along the Pacific coast b. restore wetland and forest habitats c. provide jobs d. restore damage caused by soil erosionWhat is the main goal of the Pacific Region Coastal Program? a. to end fishing along the Pacific coast b. restore wetland and forest habitats c. provide jobs d. restore damage caused by soil erosion

Dana Keller

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What system facilitates the movement of water between spheres through the process of transpiration? a. geosphere b. hydrosphere c. atmosphere d. biosphere

Jessie Thompson

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Which of the following is not a possible reason for migration? a. climate changes b. diminished food supply c. reproduction patterns d. increased biodiversity D?

Kathy Robinson

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Choose all that applies: New species of organisms may emerge if a. a mutation results in a fatal condition. b. two diverse species naturally interbreed. c. an individual organism makes sudden dietary changes. d. selective pressures favor new traits in a given environment.

Ross Pratt

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What measurement best describes the results of a scientific experiment regarding distance? A.523 inches B.51 kilometers C.57 miles D.500 kilograms

Victoria Fowler

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Which region of the operon does the repressor bind to?

Carlton Burgess

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Cilia and flagella bend because of _____. cilia and flagella bend because of _____. the quick inward movements of water by osmosis. a motor protein called radial spokes conformational changes in atp that thrust microtubules laterally a motor protein called dynein

Jodi Brooks

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Which factor is found in a scientific claim? A.endorsement by famous scientists B.data collection from only one facility C.similar results in multiple tests of the claim D.identical data across all tests of the claim

Rodney Fox

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Minerals may form on Earth’s surface when a. magma heats a solution. b. crystallization is delayed. c. solutions evaporate. d. pure metals are present

Donald Ward

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Which of the following is not an example of a service provided by beneficial bacteria? A. Nutrient cycling B. Food production C.Bioremediation D.Bioaccumulation

Jennifer Patterson

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How did the use of groundwater change from preindustrial times to industrial times?

Melissa Norris

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Which explains the sequence of energy transformations during photosynthesis? Chemical energy is transformed into light energy. Chemical energy is transformed into heat energy. Light energy is transformed into chemical energy. Heat energy is transformed into light energy.

Annie Barnes

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Which of these phrases best describes vaccination? a.natural active immunization b.natural passive immunization c.artificial active immunization d.artificial passive immunization?

Kathy Robinson

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Oxygen was introduced into the atmosphere as a byproduct of a. respiration. c. dehydration. b. photosynthesis. d. osmosis.

Craig Stewart

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Which of the following is characteristic of the second stage within a demographic transition?

Mindee Nelson

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When you notice that someone has unusually blue eyes, you've noticed their A. hybridization. B. genotype. C. phenotype. D. allele.

Amanda Johnson

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Gene testing is foolproof since it scans the building blocks of humans.

Alexa Spicer

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Scott stated the following series of observations. Which represents a theory? I observed three stars in the sky. The stars give off light. Light travels at 300,000 kilometers per second. Stars are balls of hot gases.

Chelsea Hayes

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What two ways helpful bacteria work to keep you healthy

Carlton Burgess

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Which statement about the scientific method is true? A. The scientific method involves developing and testing conclusions. B. The scientific method is a linear approach to accumulating scientific knowledge. C. The scientific method is used in different ways by different scientists. D. The scientific method involves developing a question to answer a hypothesis. please hurry.

Victoria Fowler

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The variation in shape and function of the forelimb in tetrapods is a result of __________.

Tara Andrews

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The leading cause of limited water supplies is ?

Jeffrey Rodriguez

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Regarding tropical rainforests, the term evapotranspiration refers to the fact that A. trees absorb carbon dioxide and "exhale" oxygen. B. deforestation causes a loss of soil fertility due to water evaporation. C. the humidity of rain forests can produce local and regional precipitation. D. deforestation causes a decline in atmospheric oxygen.

Ralph Lopez

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Which of the following would not be considered a point source pollution contributor? a. an animal feedlot b. cattle on rangeland c. a paper mill d. a slaughterhouse

Jessie Thompson

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Which one of the following nutrients is not a source of energy for the body? a. Proteins b. Carbohydrates c. Vitamins d. Lipids

Bethany Evans

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How can using a combination of policy tools be more efficient than using one exclusively? a. Using a combination of policy tools assures compliance. b. Using a combination of policy tools allows for a wider range of coverage. c. Using a combination of policy tools prevents the use of mandatory policies. d. All of the above

Kevin Sutter

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How are Protozoa similar to animals? A) They have cells that lack nuclei B) They can get food and move C) They are made up of many cells. D) They make their own food in sunlight

Eric Morgan

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Is energy in an ecosystem flow from consumers to producers true?

Dana Keller

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What is meant by the unexpected consequences of environmental manipulation?

Caroline Campbell

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Which organelle makes the proteins that are needed by the cell? a)cell membrane b)golgi apparatus c)ribosomes d)nucleus

Ralph Lopez

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What is true about microevolution?

James Washington

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Which allele combination represents a female who is a carrier for an X-linked recessive disorder? XRXr XrXr XRY XrY

Samantha Barber

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Which process uses acetyl CoA as a reactant

Justin Parker

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Coral reefs are unaffected by pollution. true or false

Ralph Lopez

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How does ATP and NADPH connect light-dependent and light-independent reactions in photosynthesis? A.) ATP and NADPH are produced in both reactions B.) ATP and NADPH are used in both reactions C.) ATP and NADPH are produced in the light-dependent reaction and used in the light-independent reaction D.) ATP and NADPH are produced in the light-independent reaction and used in the light-dependent reaction

Whitney Matthews

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Using what you know about renal handling of na+, predict the renal clearance of na+.

Jodi Brooks

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What is unique about the members of the group of fungi to which Penicillium notatum belongs? A. They are not important for medicine. B. They are not made up of hyphae. C. They are used in fermentation. D. They lost the reproductive phase.

Justin Parker

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Too much skepticism can lead to what

Ramon Kelly

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Which statement is true regarding similarities and differences between aerobics and anaerobic respiration

Jeremy Wood

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Which of the following best describes how taxonomy changed the way organisms were classified? Plants, animals, and bacteria were sorted into groups based on their ability to interbreed. Plants and animals were divided into separate kingdoms based on physical traits. Organisms were separated into domains based on what they consumed. Organisms were sorted into different phyla based on their habitat.

Ashley Howard

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Surface winds tend to curve due to which of the following? a. The Corona effect b. The Coriolis effect c. The Corolla effect d. None of the above Please select the best answer from the choices provided A B C D

Kyle Mckinney

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A child who recants (takes back) a disclosure of abuse was probably not abused.

Donald Ward

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What is one possible meaning of a single prolonged blast of a horn?

Ramon Kelly

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