Thursday, April 28, 2011

Blog#12 What surprised you from the worm's dissection?

The insides of the worms was what surprised me the most. When I cut this part there wasn't any blood but instead it was just soil and mud. Another thing that was surprising was the amount of segments it had. There were over 90 segments inside the worm!

Thursday, April 21, 2011

Blog #11 Get a picture of alternation of generations put it in your blog and explain how it relates to plants

The alternation of generations relates to plants because it is a term that is used in describing the life cycle of plants. This treats the alternation of multicellular diploid forms of plants with a multicellular haploid form as the defining characteristic.

Thursday, April 14, 2011

Blog #10 Why is dissection an important part of a biology curriculum? Which animals and/or plants should be included in biological studies?

Dissection is important because it allows people to obtain information from either animals or plants. Animals such as frogs are often used because their internal organs are very similar to human ones. People are allowed to get hands-on experience that helps student get experience and follow direction with a certain animal. Flowers such as lilys or tulips are also disected.

Thursday, April 7, 2011

Blog #9 Defining forms of community interactions.

Competition- an interaction between organisms or species, in which the fitness of one is lowered by the presence of another.

Commensalism- is when one organism is benefited and the other organism is neither benefited nor harmed.


Mutualism- an interaction between two or more species, where species derive a mutual benefit, for example an increased carrying capacity.
Predation- when a predator feeds on a prey.
Parasitism- when two species benefit while one doesn't but the other species does not die from it.