Ques:Q: What is the term for how close a measurement is to the true value? Choices: - frequency - validity - correctness - accuracy A:

Ans:accuracy
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Ques:Q: Wich disorder arises when defective valves allow blood to accumulate within the veins? Choices: - vascular disease - bulging veins - cataracts veins - varicose veins A:

Ans:varicose veins
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Ques:Q: What is the innermost layer of the sun called? Choices: - Convection Zone - Chromosphere - Photosphere - the core A:

Ans:the core
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Ques:Q: In fruit flies, all homeotic genes are found on one what? Choices: - genome - enzymes - site - chromosome A:

Ans:
chromosome
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