Биотехнология: контролируемая культура и полезные продукты
Введено| English | Значение |
|---|---|
| mycoprotein/ˈmaɪkəprəʊtiːn/ | микопротеин |
| purification/ˌpjʊərɪfɪˈkeɪʃn/ | очистка |
What would explain this observation?
- The culture organism and the purified product are different. A fermenter needs conditions for growth, while harvesting makes the intended material available.
- Start with a prediction. State the quantities or features you would compare, then decide what evidence could distinguish two explanations.
Build the model
- Modern biotechnology grows microorganisms in large quantities for useful products. Fusarium is a fungus cultured on glucose syrup under aerobic conditions to produce protein-rich mycoprotein 菌蛋白 suitable for vegetarians. Biomass is harvested and purified. Oxygen, nutrients and suitable conditions support the culture; it is not simply left to grow without control.
- mycoprotein: Protein-rich food material produced from a fungal culture; purification 纯化: Processing to separate and prepare the intended product.
Какое условие относится к указанному процессу Fusarium?
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В указанном процессе гриб Fusarium растет АЭРОБНО на глюкозном сиропе в ферментере. Удаление кислорода или питательных веществ остановит рост, а грибы не осуществляют фотосинтез.
Сопоставьте каждый технический термин с его точным определением.
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Используйте определения для различения смежных величин и процессов.
Choose evidence that can test it
- Genetically modified bacteria can produce human insulin, which is harvested and purified for medical use. GM crops can increase useful output or nutritional value; golden rice is the specified nutritional example. These approaches connect genetic information with practical production but still need evidence about yield, quality, cost and environmental effects.
- Read a supplied production flow and distinguish organism growth, product formation, harvesting and purification. Explain why an aerobic culture needs oxygen and why contamination or unsuitable temperature changes output. Use prepared data or school-approved models; no insulin production or unknown fungal culture is a classroom requirement.
Какие две привычки делают расследование или модель в данном случае более обоснованными?
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Указание условий и допущений позволяет другим точно воспроизвести работу, а фиксация подтверждающих данных даёт возможность проверить вывод. Сокрытие противоречащих результатов устраняет доказательства, способные оспорить ошибочный вывод, а одно измерение никогда не может обосновать более широкий claim.
Work from known quantities
- State the known values and their units. Choose the relation because its assumptions fit this case, then rearrange before substitution.
- Known: a fictional process starts with 50 kg harvested biomass and retains 40 kg after the stated purification. Recovery = 40/50×100 = 80%. This is product recovery, not protein percentage or genetic-transfer success. Those measures need different denominators and data.
A model harvests 75 kg biomass and retains 60 kg after purification. Find recovery percentage. Use the same sequence: known quantities → model → relation → substitution → unit and interpretation.
Модель дает 75 кг биомассы и сохраняет 60 кг после очистки. Найдите процент выхода.
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Результат составляет 80 %. Известно: урожай 75 кг; после очистки осталось 60 кг. Используйте формулу: выход = (оставлено / собрано) × 100. Выход = 60/75 × 100 = 80%. Выход — это не процентное содержание белка.
Check the conclusion and its limits
- Fusarium is a fungus, not a bacterium or a green plant. Mycoprotein production is aerobic in this specification, so do not replace it with an anaerobic brewing account. Golden rice illustrates nutritional modification, not a claim that every GM crop solves all food-security problems.
- Return to the original observation. Explain what the result supports, which conditions it assumes, and one way to test a competing explanation.
Mycoprotein production in this specification is anaerobic bacterial brewing. This claim is false: Mycoprotein production uses the FUNGUS Fusarium grown aerobically. Anaerobic brewing uses yeast - a different organism and a different process.
Biotechnology: controlled culture and useful products: Genetically modified bacteria can produce human insulin, which is harvested and purified for medical use. GM crops can increase useful output or nutritional value; golden rice is the specified nutritional example. These approaches connect genetic information with practical production but still need evidence about yield, quality, cost and environmental effects.
Производство микопротеина в данной программе представляет собой анаэробное бактериальное брожение.
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Производство микопротеина использует ГРИБ Fusarium, выращиваемый аэробно. Анаэробное брожение использует дрожжи — другой организм и другой процесс.
Белковая пищевая материя, произведенная из грибковой культуры: запишите технический термин.
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микопротеин (mycoprotein) означает белковую пищевую материю, произведенную из грибковой культуры.