Label the trophophase and idiophase in this graph. Indicate when primary and secondary metabolites are formed.

검증된 단계별 안내

Step 1: Understand the growth phases of microorganisms depicted in the graph. The graph typically shows microbial growth over time, with the x-axis representing time and the y-axis representing biomass or cell concentration.

Step 2: Identify the trophophase on the graph. The trophophase is the active growth phase where cells are metabolically active and dividing rapidly. This phase usually corresponds to the exponential (log) phase of growth.

Step 3: Identify the idiophase on the graph. The idiophase follows the trophophase and is characterized by a slowdown or cessation of growth. During this phase, cells focus on producing secondary metabolites rather than biomass increase.

Step 4: Label the production of primary metabolites. Primary metabolites are compounds essential for growth and are produced during the trophophase. Examples include amino acids, nucleotides, and organic acids.

Step 5: Label the production of secondary metabolites. Secondary metabolites are not directly involved in growth but often have ecological functions such as antibiotics or pigments. These are produced during the idiophase.

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이 영상 해법은 위 문제에 도움이 된다고 튜터들이 추천한 것입니다.

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주요 개념

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

Trophophase

Trophophase is the active growth phase of microorganisms where cells multiply rapidly and primary metabolites are produced. During this phase, nutrients are abundant, and metabolic activities focus on biomass accumulation and essential cellular functions.

Idiophase

Idiophase follows the trophophase and is characterized by slowed or halted growth. In this phase, secondary metabolites are synthesized, often as a response to nutrient limitation or stress, and these compounds can include antibiotics, pigments, or toxins.

Primary and Secondary Metabolites

Primary metabolites are compounds essential for growth and produced during trophophase, such as amino acids and nucleotides. Secondary metabolites are non-essential for growth, produced during idiophase, and often have ecological functions like defense or signaling.