What are the defining characteristics of a condensation reaction?
a. Two monomers are covalently bonded together and a water molecule is produced.
b. Two monomers are covalently bonded together and a water molecule is used up.
c. A polymer is broken down into monomers and a water molecule is produced.
d. A polymer is broken down into monomers and a water molecule is used up.

검증된 단계별 안내

Step 1: Understand the concept of a condensation reaction. A condensation reaction, also known as a dehydration synthesis, is a chemical process where two molecules (often monomers) are covalently bonded together, and a water molecule (H₂O) is released as a byproduct.

Step 2: Analyze the options provided in the question. Look for the option that describes the bonding of two monomers and the production of a water molecule, as this aligns with the definition of a condensation reaction.

Step 3: Eliminate options that describe the opposite process, which is hydrolysis. Hydrolysis involves breaking down polymers into monomers and requires the addition of a water molecule, not the release of one.

Step 4: Focus on the correct description of a condensation reaction. The key characteristics are the formation of a covalent bond between two monomers and the release of a water molecule during the process.

Step 5: Select the option that matches the defining characteristics of a condensation reaction: 'Two monomers are covalently bonded together and a water molecule is produced.'

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이 영상 해법은 위 문제에 도움이 된다고 튜터들이 추천한 것입니다.

영상 길이:

주요 개념

질문에 올바르게 답하기 위해 반드시 이해해야 하는 핵심 개념들은 다음과 같습니다.

Condensation Reaction

A condensation reaction, also known as a dehydration synthesis, is a chemical process where two molecules combine to form a larger molecule, releasing a small molecule, typically water, as a byproduct. This reaction is fundamental in the formation of polymers from monomers, such as in the synthesis of proteins from amino acids or carbohydrates from simple sugars.

Covalent Bonding

Covalent bonding involves the sharing of electron pairs between atoms, which allows for the formation of stable molecules. In the context of condensation reactions, covalent bonds are formed between monomers, resulting in the creation of larger macromolecules. This type of bonding is crucial for the structural integrity and function of biological macromolecules.

Water as a Byproduct

In condensation reactions, water is produced as a byproduct when two monomers are joined together. This occurs because a hydroxyl group (–OH) from one monomer and a hydrogen atom (–H) from another monomer combine to form water (H2O). Understanding the role of water in these reactions is essential for grasping how biological macromolecules are synthesized and how they function in living organisms.