1
Q
What is a gene?
A
Sections of DNA which contain the coded information for making polypeptides. These combine to make proteins, these are the enzymes .
2
Q
Why is it called the triplet code?
A
Because it only contains three bases.
AS Biology unit 2
flashcards
Decks in class (33)
# Cards
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7.1 Investigating variation9
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7.2 Types of variation5
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8.1 Structure of DNA13
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8.2 The triplet code2
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8.3 DNA and chromosomes11
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8.4 Meiosis and genetic variation7
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9.1 Genetic diversity4
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10.1 Haemoglobin8
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10.2 Oxygen dissociation curves0
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10.3 Starch, glycogen and cellulose0
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10.4 Plant cell structure0
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11.1 Replication of DNA0
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11.2 Mitosis0
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11.3 The cell cycle0
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12.1 Cell differentiation and organisation0
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13.1 Exchange between organisms and their environment6
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13.2 Gas exchange in single-celled organisms and insects0
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13.3 Gas exchange in fish0
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13.4 Gas exchange in the leaf of a plant4
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13.5 Circulatory system of a mammal7
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13.6 Blood vessels and their function4
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13.7 Movement of water through roots0
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13.8 Movement of water up stems0
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13.9 Transpiration and factors affecting it0
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12.10 Limiting water loss in plants0
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14.1 Classification0
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12.1 Genetic comparisons using DNA and protiens0
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15.2 Courtship behaviour0
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16.1 Genetic variation in bacteria0
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16.2 Antibiotics0
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16.3 Antibiotic use and resistance0
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17.1 Species diversity0
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17.2 Species diversity and human activities0
