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15 Cards in this Set
- Front
- Back
- 3rd side (hint)
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What is a circadian rhythm? |
A daily rhythm - humans use it for when to sleep and plants use it for when to germinate |
24 hours what is |
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What is quorn? |
It's is made from mycoprotiens made from the fungus fusarium it is grown in a fermenter - low in saturated fat and high in fibre |
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Why are micro organisms useful |
- easy to handle - can grow anywhere - grow large amounts - faster |
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What conditions are maintained to get the maximum amount of grow in a fermenter? |
- aseptic procedure (steam to sterilise) - nutrients so microorganisms can grow - optimum pH - enough oxygen so they can respire aerobic - agitation so nutrients are distributed evenly |
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How to make sweets? |
Glucose ➡️ sucrose + fructose ⬇️ Invertase |
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What is the benefit of using sucrose and fructose |
Fructose is sweet so you could use less of the substance which saves money and helps people on diets |
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How do you make washing powder? |
Washing powder contains proteases which remove blood stains. It also contains lipases which remove grease stains |
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How to make cheese |
Cheese contains the enzymes chymosin which comes from the calves stomach. Although chymosin can be genetically modified from microorganisms which means that vegetarians can have this cheese |
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What is recombinant DNA? |
It is moving the gene responsible for making proteins in to a bacterium that is then grown in a fermenter. e.g insulin |
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What is classical conditioning? |
Unconditioned stimulus paired with a neutral stimulus to give a conditioned response |
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What is operant conditioning? |
Teaching a behaviour through a reward or punishment. If punished they are less likely to do it again. If rewarded the behaviour is more likely to be repeated |
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What is habituation? |
When an animal becomes steadily used to a stimulus. |
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What is courtship? |
A male attracts the female by its e.g. Colourful feathers, big antlers or a loud noise
The female is usually attracted to the best type meaning they are better at protecting their children or finding food |
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What is co evolution? |
Back (Definition) |
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What are the benefits of parental care? |
The offspring has a better chance of survival to pass the parents gene on. The parent teaches the offspring how to find food and how to protect its self |
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