Card 81
Question
What enzyme is used in CRISPR-Cas9 systems to cut DNA?
Answer
Cas9 endonuclease.
Biotechnology
Discover Biotechnology: 263 flashcards with questions and answers.
- Subject
- Sciences / Chemistry
- Language of creation
- English
263 flashcards
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Cards in this set
Card 82
Question
What is the product of a reverse transcriptase?
Answer
cDNA
Card 83
Question
What template is used to conduct real-time PCR?
Answer
cDNA (Complementary DNA)
Card 84
Question
Name a hormone that suppresses appetite.
Answer
Cholecystokinin, leptin, PYY (peptide YY), etc.
Card 85
Question
Which element is required for optimal utilization of glucose by aiding in the binding of insulin?
Answer
Chromium
Card 86
Question
Which lipoprotein transports triacylglycerols and cholesterol from the intestine to other parts of the body?
Answer
Chylomicrons
Card 87
Question
What was the first food ingredient developed via genetic engineering techniques and approved by the FDA?
Answer
Chymosin (not rennet, only animal source can be called rennet)
Card 88
Question
What enzyme is used in the dairy industry to coagulate milk proteins for cheese making, which was traditionally sourced from calf stomachs but is now largely produced via fermentation (FPC)?
Answer
Chymosin (or Rennin)
Card 89
Question
What type of enzyme is used in cheese production to hydrolyze κ-casein?
Answer
Chymosin (rennin)
Card 90
Question
What is the major protein digesting enzyme in the gut and from what organ is it secreted (synthesized)?
Answer
Chymotrypsin/ trypsin, secreted from the pancreas
Card 91
Question
What is produced from yeasts in the mixing of dough?
Answer
CO2 and Ethanol
Card 92
Question
Nicotinamide and riboflavin are necessary in the diets of humans. They play a role in energy metabolism as constituents of what type of important compounds?
Answer
Coenzymes (proton and electron carriers)
Card 93
Question
What is the process of transferring DNA between bacteria called?
Answer
Conjugation
Card 94
Question
What does GMO and CRISPR stand for? State the difference between them.
Answer
CRISPR is a more precise gene-editing technique that can make specific changes within an organism's existing DNA, while GMOs typically involve introducing foreign DNA from one species into another.
Card 95
Question
What gene-editing technology uses a guide RNA to target specific DNA sequences?
Answer
CRISPR-Cas9.
Card 96
Question
What does cAMP stand for in biotechnology?
Answer
Cyclic adenosine monophosphate
Card 97
Question
What does DNA stand for in biochemistry?
Answer
Deoxyribonucleic Acid
Card 98
Question
What is the template for PCR and Real Time PCR?
Answer
DNA for both
Card 99
Question
List two (2) hormones/neurotransmitters that can be produced from tyrosine metabolism.
Answer
Dopamine, Norepinephrine, Epinephrine, thyroxine, Triiodothyronine
Card 100
Question
What is another name for the long twisted ladder appearance of a DNA molecule?
Answer
Double helix
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