Search for tag: "acids"

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07:36 VEN123L Video 7.1 - Chromatography VEN123L Video 7.1 - Chromatography	VEN123L Video 7.1 - Chromatography What is chromatography and how does it work? How are the components of a mixture separated? What does advanced instrumental chromatographic analysis look like? Copyright Thi Nguyen Do not… chromatography phase column compounds acid paper gc analysis components hplc detection sample acids gas mass detector interactions separation mixture analytes From Thi Nguyen on October 28th, 2020 0 likes 58 plays 0
04:56 VEN123L Video 3.4 - Volatile Acidity VEN123L Video 3.4 - Volatile Acidity	VEN123L Video 3.4 - Volatile Acidity What is volatile acidity and why do we measure it? How does a volatile acidity still work and how do we use one? What are difference between the analysis of volatile acidity and titratable acidity? … chamber water acid stopcock sample acidity condenser couple funnel chambers cash analysis steam wine acids blank hydroxide sodium phenolphthalein flask From Thi Nguyen on August 31st, 2020 0 likes 56 plays 0
07:09 VEN123L Video 3.2 - Titratable Acidity: Analysis VEN123L Video 3.2 - Titratable Acidity: Analysis	VEN123L Video 3.2 - Titratable Acidity: Analysis What is titratable acidity and why do we measure it? How do we prepare a sample for titration? What's going on during a titration? Copyright Thi Nguyen Do not distribute without permission… phenolphthalein sample hydroxide sodium titration acid wine volume ph water point concentration endpoint vacuum samples equivalence acids neutralization base 3l From Thi Nguyen on August 31st, 2020 0 likes 74 plays 0
05:11 VEN123L Video 3.1 - Measuring pH VEN123L Video 3.1 - Measuring pH	VEN123L Video 3.1 - Measuring pH Why do we measure pH? How does a pH meter work? How do we prepare a pH meter for use and make sure it's functioning properly? Copyright Thi Nguyen Do not distribute without permission … ph meter probe solution slope calibration wine stir buffers millivolts potential protons ions hydrogen acidity acids bar meters buffer chloride From Thi Nguyen on August 31st, 2020 0 likes 61 plays 0
21:11 PBI298 Lecture#4-2 Cyanogenic Glycosides PBI298 Lecture#4-2 Cyanogenic Glycosides	PBI298 Lecture#4-2 Cyanogenic Glycosides amino glycosides hydroxy nitrogen acids compounds substrate acid nitrile lot cyanide hydrogen glucose defense toxicity fifties enzymes carbon pathway intermediates From Philipp Zerbe on April 24th, 2020 0 likes 32 plays 0
28:58 VEN290 Non-Saccharomyces yeast to lower ethanol… VEN290 Non-Saccharomyces yeast to lower ethanol production by Malenca Logan (April 14 2020)	VEN290 Non-Saccharomyces yeast to lower ethanol production by Malenca Logan (April 14 2020) student seminar yeast wine fermentation ethanol climate change viticulture and enology saccharomyces fermentation production acid inoculation strains fermentations wine studies acids sugar carbon lot conditions nutrients inoculations sack decrease From Dario Cantu on April 21st, 2020 0 likes 66 plays 0
26:55 Central dogma lecture Central dogma lecture	Central dogma lecture dna rna amino protein acids mrna proteins ribosome genes sequence acid triplet molecule trna codon chain base pairs bases strand From John Yoder on April 18th, 2020 0 likes 9 plays 0
14:55 PBI298 Lecture#4-4 BXAs & Alkamides PBI298 Lecture#4-4 BXAs & Alkamides	PBI298 Lecture#4-4 BXAs & Alkamides acid amino compounds acids metabolites production glucose decarboxylation activities biosynthesis plant nitrogen metabolism configuration structure species benzoic alchemists insect study From Philipp Zerbe on April 17th, 2020 0 likes 10 plays 0
13:31 PBI298 Lecture#4-3 Glucosinolates PBI298 Lecture#4-3 Glucosinolates	PBI298 Lecture#4-3 Glucosinolates glucose amino acid glycosides compounds acids chain side intermediate lucas cells step analytes reaction elongation pathway molecule sulfur stress genes From Philipp Zerbe on April 17th, 2020 0 likes 21 plays 0
23:27 PBI298 Lecture#4-1 Alkaloids PBI298 Lecture#4-1 Alkaloids	PBI298 Lecture#4-1 Alkaloids alkaloids compounds morphine amino plants pathway production nicotine diversity acids dopamine examples plant pathways biosynthesis nitrogen enzymes neurotransmitter gene methyltransferase From Philipp Zerbe on April 17th, 2020 1 likes 25 plays 0
51:40 PLB298 Lecture#3 PHENOLICS PLB298 Lecture#3 PHENOLICS	PLB298 Lecture#3 PHENOLICS pathway compounds acid metabolism lignin functions flavonoids ring species propanol plants structure phenol biosynthesis acids color oxygen amino phenyl metabolites From Philipp Zerbe on April 15th, 2020 0 likes 41 plays 0
14:17 BIS180L-lecture3a-BLAST BIS180L-lecture3a-BLAST	BIS180L-lecture3a-BLAST BIS180L Lecture 3, part one. Review of BLAST. bis180l sequence search blast score sequences sequence word matches database query words scoring alignment command size threshold match lab parameters scores matrix acids From Julin Maloof on April 6th, 2020 0 likes 60 plays 0
12:37 Bioinformatics assignment 1: Protein searches Bioinformatics assignment 1: Protein searches	Bioinformatics assignment 1: Protein searches protein enzyme enzymes sequence amino assignment proteins structure acids ncbi sequences protease assignments detergent homework format activity databases bioinformatics gene From John Yoder on March 21st, 2020 0 likes 166 plays 0
40:20 IGN - Christine Stewart - Nov. 6, 2019 IGN - Christine Stewart - Nov. 6, 2019	IGN - Christine Stewart - Nov. 6, 2019 IGN lecture with Christine Stewart - - Effect of eggs on child growth and development: results from the Mazira Project Randomized Controlled Trial mathematical sciences eggs (food) lentil (plant) family mortality rate water supply; sewerage small babies water supply and sewerage pregnancy waste management and remediation activities children's health kenya vitamin and mineral supplements soy and leguminous plants protein children fatty acids nutritional supplements statistics bangladesh nutritional information electricity international nutrition diarrhea asia parasitic diseases households child mortality rwanda chickpeas syndromes and disorders tropical diseases anemia malawi population and census ghana nutrition infant mortality diseases malaria food and drink food kindred gas zimbabwe air conditioning and water supply nutrient childbirth review and criticism milk powder death poverty and social security east africa employees dried foods calories (food) mosquito-borne illnesses survival story malnutrition children and youth audio steam labour (workers) From ATS Video on November 7th, 2019 0 likes 33 plays 0
01:25:00 Miller Symposium-Alanna Schepartz-03-01-2019 Miller Symposium-Alanna Schepartz-03-01-2019	Miller Symposium-Alanna Schepartz-03-01-2019 molecular chemistry & physics biology amino acids self-image conversation cell (biology) prof caption natural science traffic and transport identity formation influencing (society) yale university effects molecules human communication chemistry laughter From ATS Video on March 11th, 2019 0 likes 90 plays 0
50:15 PICN - Sigrun Henjum - March 6, 2019 PICN - Sigrun Henjum - March 6, 2019	PICN - Sigrun Henjum - March 6, 2019 2019-03-06_PICN_Sigrun-Henjum nutrition nepal cooking fats fatty acids food and drink food small babies children mech capt rice d vitamins presentation applications effects lentil (plant) nutrient research mother's milk vitamins and micronutrients From Maureen Phelan on March 6th, 2019 0 likes 19 plays 0