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The mountain fox is moved into a desert setting. Why would panting be insufficient to maintain thermoregulation? a. The temperatures in the desert are in insufficient to trigger panting. b. Panting involves the loss of water. c. The humidity in the desert prevents efficient evaporation of moisture during panting. d. Panting does not evaporate sufficient salts.

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Playing house as a child is a form of a. social integration. c. both a and b b. anticipatory socialization. d. neither a nor b

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In a hospital, several patients became infected with a bacterium after surgery. The patients are not responding to antibiotics. By what type of disease are these patients likely infected, and why is it such a risk?

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The recommended daily allowance (RDA) of the trace metal magnesium is 410 mg/day for males. Express this quantity in μg/day.

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If water concentration inside a cell is higher than the water concentrantion outside the cell, water flows out of the cell. this method of molcelular transport cis called

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A geologist notices that the land on one side of a break in the crust is slightly higher than the other side. What has the geologist found? a fold a fault an anticline a joint

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A geologist notices that the land on one side of a break in the crust is slightly higher than the other side. What has the geologist found? a fold a fault an anticline a joint

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Are the 3 bases on the tRNA called codons or anticodons?

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Many pathogenic bacteria species are becoming resistant to antibiotics. Explain how such adaptations can develop through the process of natural selection. (Hint: Relate this example to the conditions that are necessary for natural selection to occur.)

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A fold where the youngest rock layer is in the center is called a(n) _____. monocline decline syncline anticline

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Answer me please, for agrobacterium selection how much concentration of streptomysin antibiotic is need?

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Humans add greatly to the carbon cycle by A. driving cars B. planting trees C. conserving energy D. using solar power

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Which of these experiments would make use of quantitative data? A. A study of the effects of water temperature on fading colors in clothes B. A study of the effects of sunlight on the color of construction paper C. A study of the differences in cloud shapes on three successive days D. A study of the different amounts of time it takes water to evaporate completely

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Salt dissolved in water is a solution, therefore _____ A. salt and water are chemically combined B. salt is not chemically bonded to water C. the quantity of salt and water is fixed D. the ratio of salt to water may vary E. salt and water retain their own chemical properties

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A praying mantis catches and eats a moth. which of the following terms sets describes the praying mantis? a.omnivore,heterotroph,producer b.producer,carnivore,autotroph c.predator,herbivore,heterotroph d.consumer,carnivore,predator

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A displacement between two bodies of rock is called __________. (Points : 1) a syncline a fold an anticline a fault

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What is the difference between qualitative and quantitative measurements?

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Is a tRNA anticodon more similar to DNA or RNA in nucleotide sequence?

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Do anti sea bear circles really protect against sea bear attacks? What other methods are effective in protecting against sea bears?

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Brings a large amount of rain and snow A) Cyclone B) Anticyclone C) Cold Front D) Warm Front E) Stationary Front F) Occluded Front

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Which describes both cyclones and anticyclones?

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What formed as a result of a hot spot? A. Mount St. Helens B. hawaiiian islands C. the san andres fault D. the mid-atlantic ridge

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Which of the following is not a contributing factor to the declining Atlantic cod population? A.) Destruction of marine habitats B.) Increasingly efficient fish-harvesting technologies C.) International treaties reducing competition among fishing fleets D.) Decreases in ocean temperatures

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Which of the following is not one of the three principles from which the metric system is based? a. There is one unit for each measurable quantity. b. Prefixes are used to signify multiples of each unit. c. Metric measurements cannot be converted to any other form of measurement. d. The basic units are related to each other.

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Throughout the night, the human body is exposed to various molds, bacteria, and viruses. Yet, in the morning, the human body is left unharmed. What is the human body’s first defense against infection from these threats? A. The skin produces cells that both detect and kill antigens.B. The skin sheds old skin hourly to ensure newly regenerated skin.C. The immune system produces T-killer and T-helper cells at night.D. The immune system overly produces antibodies as one sleeps.

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What is the function of an antibody in an antigen-antibody response? A. to remove the DNA of the antigen B. to enclose the antigen in a protective shell C. to help immune cells identify and destroy a pathogen D. to ingest and digest the antigen

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If the same antibiotic is used too many times it can become less effective against a certain bacteria this observation is the best explained by

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Which of the following is a contributing reason behind emerging disease? a. The lack of evolution in pathogens? b. The lack of evolution in host c, The absence of migration travel in organisms d. The overuse of antibiotics

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A scientist wanted to formulate a pill to attack a specific type of bacteria that infects the throat. Which biological component would be best to use as a model for the pill’s function? a.bacteriocytes b.phagocytes c.complement d.antibodies

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Which one of these is not an example of intercellular communication? A molecule released from one cell signals one near, but not directly adjacent. A chemical signal is transmitted between the cells of two organisms. A hormone travels through the circulatory system to deliver a signal. A white blood cell produces antibodies.

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