Benedicts solution Study guides, Revision notes & Summaries

AQA A-level Biology Paper 1 Rated A large molecules often contain carbon. why? they can readily form bonds with other carbon atoms. this forms a 'backbone'. other atoms can then attach. describe benedicts test for reducing sugars reagent. add equal volumes of the sugar sample and benedicts heat the mixture in a water bath for 5 minutes. brick red precipitate will form. what is a reducing sugar? a sugar that can reduce (give electrons to) another chemical. describe the ...

AQA GCSE Biology paper 1 latest complete test A+ Magnification equation - answers Magnification= image size/actual object size Light microscope- how many um in 1 mm - answers 1000 um light microscope- how many nm in 1 um - answers 1000 nm Light microscope- why can we see the nucleus and cell wall but not the mitochondria - answers Too small and not stained light microscope- how can we see smaller parts of cells - answers An electron microscope has muc...

AQA A-level Biology paper 1 100% SOLUTION 2023//2024 Benedict's test - ANSWER Which food test is heated in a water bath? Sucrose - ANSWER Which disaccharide is not a reducing sugar? Test for non-reducing sugars - ANSWER Add acid. Neutralise. Add Benedicts. Heat. Hydrolysis - ANSWER Reaction performed by dilute HCl in the non reducing sugar test. Glucose + fructose - ANSWER During the non-reducing sugar test what is sucrose hydrolysed into? Alpha - ANSWER Which type of glucose makes ...

Large molecules often contain carbon. Why? they can readily form bonds with other carbon atoms. This forms a 'backbone'. Other atoms can then attach. Describe benedicts test for reducing sugars add equal volumes of the sugar sample and benedicts reagent. Heat the mixture in a water bath for 5 minutes. Brick red precipitate will form. What is a reducing sugar? a sugar that can reduce (give electrons to) another chemical. Describe the benedicts test for non reducing sugars with food s...

AQA A-level Biology paper 1 with latest test. large molecules often contain carbon. why? - correct can readily form bonds with other carbon atoms. this forms a 'backbone'. other atoms can then attach. describe benedicts test for reducing sugars - correct equal volumes of the sugar sample and benedicts reagent. heat the mixture in a water bath for 5 minutes. brick red precipitate will form. what is a reducing sugar? - correct answers.a sugar that can reduce (give el...

What is the pH scale based on? correct answer: the measure of H+ ions in a solution (lower is more H+ and higher is more OH-) What is a pH of 1-6? correct answer: acidic What is a pH of 7? correct answer: neutral what is a pH of 8-14? correct answer: basic What is a buffer? correct answer: a compound used to neutralize acids & bases to stabilize pH When is a substance considered acid rain? correct answer: when it is below 5.6 What are all organisms made of? correct answer...

TAMU Biology Lab practical review Questions and Answers 100% Pass functional group - Answer- components of a biochemical molecule, identifies the type of biomolecule hydroxyl group - Answer- a functional group found in alcohols and sugars, polar, OH carbonyl group - Answer- found in carbohydrates, two types terminal aldehyde and an internal ketone one or the other on every monosaccharide carboxyl - Answer- found in fatty acids and amino acids, acidic, double bond between carbon and oxyg...

TAMU Biology Lab practical review Questions and Answers 100% Pass functional group - Answer- components of a biochemical molecule, identifies the type of biomolecule hydroxyl group - Answer- a functional group found in alcohols and sugars, polar, OH carbonyl group - Answer- found in carbohydrates, two types terminal aldehyde and an internal ketone one or the other on every monosaccharide carboxyl - Answer- found in fatty acids and amino acids, acidic, double bond between carbon and oxyg...

AQQ 1what term is used to describe the different structures of a glucose and b glucose? [1mark] hydroxyl group describe how the result from the colorimeter can identify the fruit juice containing the higher sugar content [1 mark] juice b suggest how pna affected the transcription of the section of dna [2 marks] tight binding to mrna due to the strand displacement in a dna target describe how the production of messenger rna (mrna) in a eukaryote cell is different from the production of mrna...

large molecules often contain carbon. why? they can readily form bonds with other carbon atoms. this forms a 'backbone'. other atoms can then attach. describe benedicts test for reducing sugars add equal volumes of the sugar sample and benedicts reagent. heat the mixture in a water bath for 5 minutes. brick red precipitate will form. what is a reducing sugar? a sugar that can reduce (give electrons to) another chemical. describe the benedicts test for non reducing sugars with food sampl...