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Nursing Elites

ATI TEAS 7

Biology

1. The gradual change in a species over time is called:

Correct answer: B

Rationale: Rationale: - Adaptation refers to the process by which a species becomes better suited to its environment over time. While adaptation is a component of evolution, it specifically refers to the changes that help a species survive and reproduce in its environment. - Speciation is the process by which new species arise from a single ancestral species. It involves the evolution of reproductive isolation between populations. - Natural selection is a mechanism of evolution where individuals with advantageous traits are more likely to survive and reproduce, leading to the increase in frequency of those traits in a population. - Evolution is the gradual change in a species over time, encompassing all the processes such as adaptation, speciation, and natural selection that drive these changes.

2. Positive integers are greater than zero. Which of the following expressions results in the largest positive number?

Correct answer: C

Rationale: 10^2 - 4^2 = 100 - 16 = 84

3. The process by which a solid changes directly into a liquid is called:

Correct answer: D

Rationale: While melting is a solid to liquid transition, deposition, also known as sublimation, refers to a gas directly changing into a solid.

4. What is the SI unit of measurement for work?

Correct answer: b

Rationale: Work is measured in Joules (J) in the SI unit system.

5. The phrase "robust ethical frameworks" refers to

Correct answer: B

Rationale: Ethical frameworks are sets of principles and guidelines that ensure responsible AI development and address potential risks, aligning with B.

6. A new medication claims to reduce allergy symptoms by 90%. A study is conducted where 100 participants with allergies take the medication, and 90 report symptom reduction. Should this be enough evidence to recommend the medication for everyone?

Correct answer: C

Rationale: : Comparing the medication group to a group receiving a placebo (inactive substance) would help isolate the medication's true effect and avoid attributing symptom reduction to other factors.

Similar Questions

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