TEAS Science Practice Test Set 1

Select one answer.

• Carries electrical impulses
• Develops into any kind of cell
• Aids in the maturation of sex cells
• Fights infectious diseases

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• A substance with a pH of 3 is 10 times more alkaline than a substance with a pH of 4.
• A substance with a pH of 3 is 10 times more acidic than a substance with a pH of 4.
• A substance with a pH of 3 is two times more acidic than a substance with a pH of 4.
• A substance with a pH of 3 is two times more alkaline than a substance with a pH of 4.

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• Insulation
• Regeneration
• Sensory perception
• Nutrition

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• Particles have a decrease in mobility.
• Intermolecular forces between particles become stronger.
• Particles become less ordered.
• Particles move closer together.

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• Graduated cylinder, spectrophotometer, water
• Graduated beaker, metric ruler, water
• Weighing balance, Bunsen burner, metric ruler
• Graduated cylinder, water, weighing balance

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• Lipids
• Proteins
• Vitamins
• Carbohydrates

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• The reaction is completed in a shorter amount of time.
• A more desirable product is often formed.
• A greater amount of heat energy is released by the reaction.
• The yield of product is increased.

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• Virus
• Bacteria
• Protist
• Fungus

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• Coxal
• Antecubital
• Crural
• Tarsal

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• The closing of both sodium and potassium channels to restrict movement of ions into and out of the neuron
• The inhibition of sodium and potassium pumps, stopping all ion movement into the neuron
• The opening of potassium channels, allowing potassium to leave the neuron
• The opening of sodium channels, allowing sodium to enter the neuron