gene pool Word Scramble
|
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
| Question | Answer |
| 19. What is a gene pool? | all the genes of all the members of a particular population alleles |
| 20. What is a mutation? | changes in sequence of dna |
| 21. What will happen to a species (organism) that lacks variation that allows it to adapt to its environment? | it will die off |
| 22. What happened with the peppered moths in the 1800’s in England? Which color was more fit for its’ environment? | they adopted their enviroment |
| 23. In Arizona, a rabbit had a litter of babies. Some of its offspring were white and some were brown. An owl started to prey and eat the white rabbits. This is an example of: | survival of the fittest / nstural selection |
| 25. Water fowl such as ducks and swans have webbed feet whereas birds on land have clawed feet. What would explain this difference? | adaption |
| 26. What are the two sources of genetic variation? | mutations and gene shuffling |
| could natural selection occur with genetic varietion ? | no populations would die |
| 27. According to this family tree how many animals have jaws? | 4 |
| 28. According to this family tree which member probably changed the least over time? | charlie brown |
| which member has the most similardna to charlie blue green ? | charlie blue yellow |
| what do all organisms have in common that allows them to pass on genetic information to their offspring ? | dna |
| as species evolve and cannot reproduce with each other they become | reproductuly isolated |
| list three types of reproductive isolation | 1 behavioral 2 geographic 3 temporal |
Created by:
r1005020