1
Q
what does courtship behaviour increase?
A
increases the probability of successful mating
2
Q
what are pros of fertilisation?
A
- mate selection
- increased probability of successful fusion
- gamete protection
- embryo protection
- known parentage
3
Q
what are the cons of fertilisation?
A
- disease prone
- disease transmission
- sex
- gestation costs(time between conception and birth)
- fewer potential offspring
4
Q
what ways can courtship behaviour increase probability of successful mating?
A
- species recognition
- mate attraction
- indicating receptivity
- stimulates the release of gametes
- forming pair bonds
5
Q
what is meant by indicating receptivity?
A
- courtship behaviour only stimulates a response in fertile offspring from the same gene pool
Biology: Topic 4
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