Wednesday, February 9, 2011

Toothpick Fish

The yellow fish are starting to be eaten and stand out. I am picking toothpicks from the cup and seeing what color the alleles would make my fish. As I was picking, the yellow fish were being eaten and taken away. A yellow fish could be made from a yellow and yellow "allele." If I picked a two red "alleles" it was red, a red and yellow "allele" the fish was orange, and any color with a green allele was green. The first time I picked the alleles, my population of fish went down one fish. The reason why this occurred was because I picked two yellow alleles which made a yellow fish. This is called an homozygous recessive, because I picked two recessive alleles. Through the next two generations I lost two more yellow fish and then a major event happened. All of the green fish could now not camouflage. Since the green fish was the most popular, that would mean that the population would now decrease a lot. I lost six fish which now left me with a total of 3 fish all together. If other fish could have camouflaged and not it would impact them and all the people around them.

The fish dying effects many people and animals in the ocean. The predators would not have a lot of food. They may get hungry and a lot of populations will decrease. This will also be bad for other people around them like humans. This will also effect the population of the fish because they can not reproduce if they are all dead. The only fish that can reproduce are the two red fish and the orange fish. There would be a lot more fish if the disaster about the green fish did not happen. They were the most popular fish. Also, it would be a lot different if there were a different amount of fish and the colors are different. This is the toothpick fish lab and how it impacts the ocean world if it were to happen.

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