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Nursing Elites

ATI TEAS 7

Scientific Reasoning

1. A new drug successfully treats a disease in mice. This suggests the drug will also be effective in humans. True or False? False. Animal models don't always perfectly translate to humans due to biological differences. Further testing in humans is crucial before drawing conclusions about safety and efficacy. A conclusion based on scientific evidence should be:

Correct answer: B

Rationale: Scientific conclusions should always be open to revision and further testing as new evidence emerges. Science is a dynamic process that involves continuous questioning, testing, and refining of ideas based on the most current evidence available. It is essential to remain open-minded and willing to adjust conclusions in light of new information to ensure the most accurate and reliable understanding of the natural world.

2. What is the SI unit of measurement for acceleration?

Correct answer: d

Rationale: Acceleration is measured in meters per second squared (m/s²) in the SI unit system.

3. Which sentence uses the present perfect continuous tense correctly?

Correct answer: A

Rationale: Option A emphasizes the ongoing action (working) that started in the past and continues to the present.

4. A symbiotic relationship where one organism benefits and the other is not harmed is called:

Correct answer: B

Rationale: Rationale: A) Mutualism: In mutualism, both organisms involved benefit from the relationship. B) Commensalism: In commensalism, one organism benefits while the other is neither helped nor harmed. This is the relationship described in the question. C) Parasitism: In parasitism, one organism benefits at the expense of the other organism, which is harmed. D) Predation: In predation, one organism (predator) kills and consumes another organism (prey) for food.

5. What property of matter remains constant regardless of changes in its state?

Correct answer: a

Rationale: Mass remains constant for a given amount of matter, regardless of its state (solid, liquid, or gas) or its location in the universe. Explanation of other options:

6. What is the name for the process where a solid changes directly into a gas?

Correct answer: B

Rationale: Sublimation occurs when a solid directly transforms into a gas without passing through a liquid phase.

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