Monosaccharides and Glucose: Biological Molecules
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Questions and Answers

The parallel chains are then held together by many ______ bonds, and the sheer number of ______ bonds provides strength.

hydrogen

Monomers join together by ______ reactions to make polymers.

condensation

Glucose, galactose and ______ are the three monosaccharides you need to know.

fructose

Cellulose is for ______ strength in plants.

<p>structural</p> Signup and view all the answers

Glycogen is for ______ storage in animals.

<p>glucose</p> Signup and view all the answers

Starch is for ______ storage in plants.

<p>glucose</p> Signup and view all the answers

There are three key ______ that you need to remember, and these are made from the three key monosaccharides you learned.

<p>disaccharides</p> Signup and view all the answers

A ______ reaction creates a disaccharide.

<p>condensation</p> Signup and view all the answers

The bond that forms is known as a ______ bond (highlighted in blue).

<p>glycosidic</p> Signup and view all the answers

______ can be broken down back into monosaccharides via a hydrolysis reaction.

<p>Disaccharides</p> Signup and view all the answers

______ is found in plants, not in animal cells, and it is the major carbohydrate store.

<p>Starch</p> Signup and view all the answers

Cellulose provides ______ support.

<p>structural</p> Signup and view all the answers

Hydrogen bonds form between different water molecules between the oxygen and a ______ atom.

<p>hydrogen</p> Signup and view all the answers

Water is a ______ solvent, meaning many substances dissolve in it.

<p>good</p> Signup and view all the answers

The slight positive charge on ______ atoms will attract any negative ions in solutes.

<p>hydrogen</p> Signup and view all the answers

Water is involved in many reactions, such as ______, hydrolysis, and condensation reactions.

<p>photosynthesis</p> Signup and view all the answers

Water has a high ______ capacity, and it buffers temperature.

<p>heat</p> Signup and view all the answers

Polar molecules are often described as ______, meaning they are attracted to water.

<p>hydrophilic</p> Signup and view all the answers

Monosaccharides are ______ and are soluble in water.

<p>sugars</p> Signup and view all the answers

All carbohydrates contain three ______: carbon, hydrogen and oxygen.

<p>elements</p> Signup and view all the answers

Glucose is a ______ monosaccharide that can provide energy or be polymerised to form a structural support molecule.

<p>very important</p> Signup and view all the answers

Isomers are compounds that have the same ______, but the atoms are arranged differently.

<p>formula</p> Signup and view all the answers

Disaccharides are two monosaccharides bonded together by a ______ bond.

<p>glycosidic</p> Signup and view all the answers

The bond that is formed by a condensation reaction is called a ______ bond.

<p>glycosidic</p> Signup and view all the answers

Non-polar molecules, such as ______, cannot dissolve in water and are therefore described as hydrophobic.

<p>lipids</p> Signup and view all the answers

The fact that many essential polar substances dissolve in water enables them to be transported easily around ______ and plants through blood or xylem.

<p>animals</p> Signup and view all the answers

This means that a lot of energy is required to raise the temperature of the ______ because some of the heat energy is used to break the hydrogen bonds between ______ molecules.

<p>water, water</p> Signup and view all the answers

This provides a stable environment, in terms of temperature, for ______ organisms.

<p>aquatic</p> Signup and view all the answers

The ______ heat of vaporisation of water means that a lot of energy is required to convert water in its liquid state to a gaseous state.

<p>latent</p> Signup and view all the answers

Enzymes do not ______ or reduce activity with temperature fluctuations due to the high specific heat capacity of water.

<p>denature</p> Signup and view all the answers

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