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Unit 1 of 9

Biological Molecules

AQA A Level Biology 7402 · 59 lessons · 43 quizzes

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1.1

Biological Molecules- Carbohydrates (Part 1)20 min

1.1

Biological Molecules- Carbohydrates (Part 2)20 min

1.1

Biological Molecules- Carbohydrates (Part 3)20 min

1.1

Biological Molecules- Carbohydrates (Part 4)20 min

1.1.2

Biological Molecules- Reactions20 min

1.1.4

1.1.6

Chromatography- Monosaccharides20 min

1.1.10

Biochemical Tests- Sugars and Starch20 min

1.1.11

Finding the Concentration of Glucose20 min

1.2

Biological Molecules- Lipids20 min

1.2.1

Lipids20 min

1.2.3

Biochemical Tests- Lipids20 min

1.2.5

Monosaccharides20 min

1.2.7

Disaccharides20 min

1.3

Biological Molecules- Proteins (Part 1)20 min

1.3

Biological Molecules- Proteins (Part 2)20 min

1.3.2

Chromatography- Amino Acids20 min

1.3.3

Protein Structure and Function20 min

1.3.4

Protein Interactions20 min

1.3.5

Biochemical Tests- Proteins20 min

1.4

Proteins- Enzymes (Part 1)20 min

1.4

Proteins- Enzymes (Part 2)20 min

1.4

Proteins- Enzymes (Part 3)20 min

1.4

Proteins- Enzymes (Part 4)20 min

1.4.1

Many Proteins are Enzymes20 min

1.4.2

Enzyme Specificity20 min

1.4.4

Required Practical- Measuring Enzyme Activity20 min

1.4.5

Drawing a Graph for Enzyme Rate Experiments20 min

1.4.6

Using a Tangent to Find Initial Rate of Reaction20 min

1.4.7

Limiting Factors Affecting Enzymes- Temperature20 min

1.4.8

Limiting Factors Affecting Enzymes- pH20 min

1.4.9

Limiting Factors Affecting Enzymes- Enzyme Concentration20 min

1.4.10

Limiting Factors Affecting Enzymes- Substrate Concentration20 min

1.4.11

Limiting Factors Affecting Enzymes- Inhibitors20 min

1.4.12

Control of Variables and Uncertainty20 min

1.5

Nucleic Acids- Structure and DNA Replication (Part 1)20 min

1.5

Nucleic Acids- Structure and DNA Replication (Part 2)20 min

1.5

Nucleic Acids- Structure and DNA Replication (Part 3)20 min

1.5.1

Nucleotide Structure and the Phosphodiester Bond20 min

1.5.2

DNA- Structure and Function20 min

1.5.3

RNA- Structure and Function20 min

1.5.4

Ribosomes20 min

1.5.5

The Origins of Research on the Genetic Code20 min

1.5.6

The Process of Semi-Conservative Replication20 min

1.5.7

Calculating the Frequency of Nucleotide Bases20 min

1.5.8

The Watson Crick Model20 min

1.6

ATP, Water and Inorganic Ions (Part 1)20 min

1.6

ATP, Water and Inorganic Ions (Part 2)20 min

1.6.1

The Structure of ATP20 min

1.6.2

Hydrolysis and Synthesis of ATP20 min

1.6.3

The Properties of Water20 min

1.6.4

Inorganic Ions20 min

2.2.1

Biological Molecules- Key Terms20 min

2.2.4

The Glycosidic Bond20 min

2.2.5

Starch and Glycogen20 min

2.2.6

Cellulose20 min

2.2.8

Phospholipids20 min

2.3.1

Amino Acids and the Peptide Bond20 min

3.1.3

How Enzymes Work20 min

Practice for this unit

1.1.2 Biological Molecules- Reactions – Exam questions

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1.1.4 Glucose – Exam questions

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1.1.6 Chromatography- Monosaccharides – Unit exam questions

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1.1.10 Biochemical Tests- Sugars and Starch – Unit exam questions

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1.1.11 Finding the Concentration of Glucose – Exam questions

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1.2.1 Lipids – Exam questions

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1.2.3 Biochemical Tests- Lipids – Unit exam questions

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1.2.5 Monosaccharides – Exam questions

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1.2.7 Disaccharides – Unit exam questions

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1.3.2 Chromatography- Amino Acids – Exam questions

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1.3.3 Protein Structure and Function – Exam questions

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1.3.4 Protein Interactions – Unit exam questions

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1.3.5 Biochemical Tests- Proteins – Unit exam questions

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1.4.1 Many Proteins are Enzymes – Exam questions

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1.4.2 Enzyme Specificity – Exam questions

Marked questions with instant feedback and a full review.

1.4.4 Required Practical- Measuring Enzyme Activity – Exam questions

Marked questions with instant feedback and a full review.

1.4.5 Drawing a Graph for Enzyme Rate Experiments – Unit exam questions

Marked questions with instant feedback and a full review.

1.4.6 Using a Tangent to Find Initial Rate of Reaction – Unit exam questions

Marked questions with instant feedback and a full review.

1.4.7 Limiting Factors Affecting Enzymes- Temperature – Exam questions

Marked questions with instant feedback and a full review.

1.4.8 Limiting Factors Affecting Enzymes- pH – Unit exam questions

Marked questions with instant feedback and a full review.

1.4.9 Limiting Factors Affecting Enzymes- Enzyme Concentration – Unit exam questions

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1.4.10 Limiting Factors Affecting Enzymes- Substrate Concentration – Exam questions

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1.4.11 Limiting Factors Affecting Enzymes- Inhibitors – Exam questions

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1.4.12 Control of Variables and Uncertainty – Unit exam questions

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1.5.1 Nucleotide Structure and the Phosphodiester Bond – Unit exam questions

Marked questions with instant feedback and a full review.

1.5.2 DNA- Structure and Function – Exam questions

Marked questions with instant feedback and a full review.

1.5.3 RNA- Structure and Function – Exam questions

Marked questions with instant feedback and a full review.

1.5.4 Ribosomes – Exam questions

Marked questions with instant feedback and a full review.

1.5.5 The Origins of Research on the Genetic Code – Unit exam questions

Marked questions with instant feedback and a full review.

1.5.6 The Process of Semi-Conservative Replication – Exam questions

Marked questions with instant feedback and a full review.

1.5.7 Calculating the Frequency of Nucleotide Bases – Unit exam questions

Marked questions with instant feedback and a full review.

1.5.8 The Watson Crick Model – Exam questions

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1.6.1 The Structure of ATP – Exam questions

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1.6.2 Hydrolysis and Synthesis of ATP – Unit exam questions

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1.6.3 The Properties of Water – Exam questions

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1.6.4 Inorganic Ions – Exam questions

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2.2.1 Biological Molecules- Key Terms – Exam questions

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2.2.4 The Glycosidic Bond – Unit exam questions

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2.2.5 Starch and Glycogen – Unit exam questions

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2.2.6 Cellulose – Exam questions

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2.2.8 Phospholipids – Exam questions

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2.3.1 Amino Acids and the Peptide Bond – Exam questions

Marked questions with instant feedback and a full review.

3.1.3 How Enzymes Work – Exam questions

Marked questions with instant feedback and a full review.