Glucose and sucrose showed a reaction. lactose and, Ask an Expert

Academics

Glucose and sucrose easily produced alcohol fermentation in yeast. Why didn't galactose and lactose?

This was the virtual experiment.
pH was set at 7
temperature 20 degrees C
20 ml of glucose was added to 1ml yeast
20ml or sucrose was added to 1ml of yeast
20ml of galactose was added to 1 ml of yeast
20ml of lactose was added to 1ml of yeast
gas was measured after 20 minutes.

Glucose and sucrose showed a reaction. Lactose and galactose didn't. Why?

View complete question

Biology, Academics

Category:- Biology
Reference No.:- M9214346

Have any Question?Write your Review or question?

Related Questions in Biology

Calculate the concentrations at eqbm of h2co3 hco3- co32-

Calculate the concentrations at eqbm of H2CO3, HCO3-, CO32-, and H+ in a saturated aq solution of H2CO3 in which the original concentration of H2CO3 is 0.034M (Ka1= 4.3*10^-7, Ka2 = 4.8*10^-11)

A patient had abnormally low ch50 results ie abnormally low

A patient had abnormally low CH50 results (i.e., abnormally low lysis of antibody coated sheep red blood cells) would abnormally low levels of Bb explain the CH50 assay results? Why or Why not?

How do i calculate the number of molecules needed for

How do I calculate the number of molecules needed for lethal dose? I am given the chemical name's LD50 and the "Estimated Lethal Dose (in grams) for 60kg human.

Question this is the final project of the case

Question: This is the final project of the case study 1. Identify the specific case study you chose and the tool(s) you would employ to analyze the healthcare environment. 2. Provide an explanation of how the selected to ...

You have been allocated a cdna accession number from the

You have been allocated a cDNA accession number from the NCB' database (see table below on page 2). Your task is to design experimental strategies that will allow you to: clone the cDNA in different expression vectors us ...

Write the null hypothesis for the effect of temperature on

Write the null hypothesis for the effect of temperature on catechol oxidase activity?

Do polynucleotides make the proteins dna polymerase 1 dna

Do polynucleotides make the proteins DNA polymerase 1, DNA Polymerase 3, Helicase, SSB proteins, ligase and Primase?

Question summaryfor readability please be sure to

Question: Summary For readability, please be sure to double-space your assignments. A new wild strain of nopal cactus has been identified as having remarkable promise to solve the international dietary manganese deficit ...

Your optometrist shines a light in your eye and notices

Your optometrist shines a light in your eye and notices your pupil constricts in response to light. She tells you the iris is a muscle that adjust the sizes of the pupil automatically is response to light entering the ey ...

You take a small section of leaf and view it underneath a

You take a small section of leaf and view it underneath a microscope. You count 25 stomata. Now you want to calculate how many stomata would be in a leaf the size of a penny. a) Calculate the area of the view of view (A= ...

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask Biology Expert