Biology

Beschreibung

UNDERSTANDING BIOLOGY *ITEM 1 This is a C level item made up of a number of multiple choice questions. These test the basic concepts covered in class. **ITEM 2 This is a B level item made up of short answer Q about proteins/enzymes. ***ITEM 3 This is an A level item made up of short answer Q about food, respiration, ATP and energy. ***ITEM 4 This is an A level item made up of short answer Q about species, the reasons for classification and dichotomous keys.
Jane Thornton
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Jane Thornton
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Zusammenfassung der Ressource

Frage Antworten
1. monosaccharides Glucose is the major monosaccharides used in respiration There are often(less common) forms eg; fructose, galactose There small simple molecules are absorbed directly into the blood and do not require digestion Therefore they provide instant energy.
Disaccharides Disaccharides are digested into monosaccharides( or used of storage)
Polysaccharides Polysaccharides are very large molecules which are (mostly) long chains of glucose molecules.
Lipids lipids are the waxes and fats( solids) and oils(liquids)
Nucleic Acids Nucleic Acids make up the genetic material (DNA/RNA) DNA= deoxyribose nucleic acids RNA= ribose nucleic acids
Respond to stimuli A stimulus is a change in the environment
excrete Excretion is the production of cellular waste. eg;CO2, Urea
Name two ways of respiration occurs?
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