Sexual Reproduction Flashcards
1
Q
What is the main advantage of sexual reproduction?
A
- genetic variation
2
Q
What are the advantages of genetic variation?
A
- is the basis of evolution
- gives organisms a better chance of survival in an unstable environment as the offspring may be able to adapt to the new conditions
- may prevent the spread of disease as the offspring might be genetically resistant to a particular disease
- may reduce the chance of inheriting a disease from a parent
3
Q
What are the disadvantages of sexual reproduction regarding energy expenditure?
A
- high expenditure of energy
- as in plants, special organs of reproduction need to be produced (flowers)
4
Q
What are the disadvantages of sexual reproduction regarding the speed of the process?
A
- reproduction process is slower
- as it takes time for gamete production and the meeting of gametes
5
Q
What are the disadvantages of sexual reproduction regarding mutations and genes?
A
- unfavourable mutations and recessive genes might be expressed in the offspring
6
Q
What are the disadvantages of sexual reproduction regarding outside agents?
A
- outside agents may be needed in plants to carry pollen or seeds
