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If iodine is not available, determine whether starch hydrolysis has occurred using a refractometer or plot the yeast that forms.

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Gillian Watsica

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3y ago

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Why is it important to first determine whether growth occurred in a differential medium such as starch agar before examining the plate for starch hydrolysis?

I do not know precisely what this is used for but starch agar is usually used to test whether the cultured cells produce amylase. In a teaching-experiment setting if no growth occurred then there really is no point to check whether the cells produced amylase or not since they probably didn't survive, and dead cells don't produce amylase. Any hydrolysis detected with iodine solution would be caused by stray enzymes such as those in a drop of saliva.i dont know go find out


How would you determine if a physical change had occurred?

To determine if a physical change has occurred, observe whether the substance retains its chemical composition. Key indicators include changes in state (such as melting or boiling), shape, or size without altering the substance's identity. No new substances are formed in a physical change, so if the original material can be recovered in its original form, it confirms a physical change. Additionally, physical changes are usually reversible, further distinguishing them from chemical changes.


How will you determine whether a box is more or less dense?

less


What is the physical property of matter used to determine whether an object fits on a book shelf?

The physical property of matter used to determine whether an object fits on a bookshelf is its dimensions, specifically its length, width, and height. These measurements are compared to the available space on the shelf to ensure that the object can be accommodated without obstruction. Additionally, the object's shape may also play a role in how it fits within the confines of the shelf space.


What is the functions of sex chromosomes?

They Carry Genes That Determine Whether Make Or Female

Related Questions

If iodine were not available how would you determine whether starch hydrolysis occurred?

You could use iodine in a starch hydrolysis test to detect the presence of starch. Without iodine, alternative methods such as using enzymatic assays to directly measure the breakdown products of starch hydrolysis could be employed. Additionally, techniques like TLC or HPLC could be used to analyze the carbohydrate composition before and after the hydrolysis process.


What data will you need to determine whether a chemical reaction occurred?

To determine whether a chemical reaction occurred, you will need data such as changes in temperature, formation of new substances, release of gas, and changes in color or odor.


Why is it important to first determine whether growth occurred in a differential medium such as a starch agar before examining the plate for starch hydrolysis?

I do not know precisely what this is used for but starch agar is usually used to test whether the cultured cells produce amylase. In a teaching-experiment setting if no growth occurred then there really is no point to check whether the cells produced amylase or not since they probably didn't survive, and dead cells don't produce amylase. Any hydrolysis detected with iodine solution would be caused by stray enzymes such as those in a drop of saliva.i dont know go find out


Can you give me a sentence with the word determine?

I want to determine whether or not that parking space will be available for monthly rental.


How can one determine whether a cache hit or miss has occurred?

A cache hit occurs when the requested data is found in the cache memory, while a cache miss occurs when the data is not found in the cache and needs to be retrieved from the main memory. One can determine whether a cache hit or miss has occurred by checking if the requested data is present in the cache memory.


Why is it important to first determine whether growth occurred in a differential medium such as starch agar before examining the plate for starch hydrolysis?

I do not know precisely what this is used for but starch agar is usually used to test whether the cultured cells produce amylase. In a teaching-experiment setting if no growth occurred then there really is no point to check whether the cells produced amylase or not since they probably didn't survive, and dead cells don't produce amylase. Any hydrolysis detected with iodine solution would be caused by stray enzymes such as those in a drop of saliva.i dont know go find out


How do we use reference points to determine whether motion has occurred?

Reference points are used to determine motion by comparing the position of an object relative to those points over time. If the object changes its position relative to the reference points, then motion has occurred. By observing the changes in the object's position relative to fixed points, we can determine its motion, speed, and direction.


What performance counters can help you determine whether a system has adequate memory?

Memory: Available Bytes and Memory: Pages / sec


In Tennis what should the receiver do if he or she is unable to determine whether a ball is good or just outside?

He or she may challenge it to the chair umpire if challenges are available...


How do you determine whether a rock is a rhyolite or an andesite?

The composition of the rock will determine whether it is a rhyolite or an andesite.


How can an accountant determine whether a lease is a capital lease or operating lease?

If a copy of the lease agreement is made available to the accountant, this should be easily determined.


What is always a direct product of the hydrolysis of an ester regardless of whether the reaction is performed under acidic or basic conditions?

The direct product of the hydrolysis of an ester, under both acidic and basic conditions, is an alcohol and a carboxylic acid.