Biology Part 1 Quiz: 45 Minutes, 38 Questions

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What is the primary role of enzymes in speeding up chemical reactions?

By increasing energy produced by the reaction

By increasing activation energy

By reducing energy produced by the reaction

By reducing activation energy (correct)

Which of the following molecules provides energy for muscle contraction through hydrolysis?

Lactic acid

ATP (correct)

Oxygen

DNA

During which phases can nondisjunction occur?

Anaphase I only

Metaphase I only

Metaphase I and II only

Anaphase I and II only (correct)

In the context of bone tissue representation, which figure would most likely depict bone tissue?

B Signup and view all the answers

Which type of flask was included in Spallanzani’s experiment but NOT in Pasteur’s?

A flask that did not allow air to enter but did allow microorganisms to enter Signup and view all the answers

How much liquid did the veterinary technician administer on the second day?

75 mL Signup and view all the answers

Based on Alec’s observations, what is the best classification for the unknown organism?

bacterium Signup and view all the answers

Which chemical formula represents an organic molecule?

$C_{12}H_{22}O_{11}$ Signup and view all the answers

What is the most likely source of genetic diversity in modern multicellular organisms?

DNA mutations originating in gametes Signup and view all the answers

What taxonomic level do lions, tigers, and cheetahs have in common?

I and III only Signup and view all the answers

Biology Part 1 Quiz: 45 Minutes, 38 Questions

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Questions and Answers

What is the primary role of enzymes in speeding up chemical reactions?

Which of the following molecules provides energy for muscle contraction through hydrolysis?

During which phases can nondisjunction occur?

In the context of bone tissue representation, which figure would most likely depict bone tissue?

Which type of flask was included in Spallanzani’s experiment but NOT in Pasteur’s?

How much liquid did the veterinary technician administer on the second day?

Based on Alec’s observations, what is the best classification for the unknown organism?

Which chemical formula represents an organic molecule?

What is the most likely source of genetic diversity in modern multicellular organisms?

What taxonomic level do lions, tigers, and cheetahs have in common?

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