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Card 16
Front
Describe how single celled organisms exchange respiratory gases and explain why this method of gas exchange is only possible in very small organisms.
Back
Card 17
Front
What is meant by genetic diversity?
Back
Card 18
Front
What is meant by a hierarchy?
Back
Card 19
Front
What is meant by a phylogenetic relationship?
Back
Card 20
Front
Why is it that comparing the base sequence of a gene gives more information than comparing genes' amino acid sequence?
Back
Card 21
Front
Describe the processes which lead to a reduced genetic diversity in populations of organisms.
Back
Card 22
Front
Give two reasons courtship behaviour improves the probability of successful mating
Back
Card 23
Front
What is a species?
Back
Card 24
Front
Explain why it is more useful to calculate the index of diversity rather than record the number of each species present.
Back
Card 25
Front
What information is needed to calculate the index of diversity for each species?
Back
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