Biology Essays and Term Papers

endangered and extinct species lists. As humans, we expand our urban area and are decimating our resources. We have a much greater impact on the world than we seem to, or care to realize. One of the animals on the list of endangered species is the Vancou…

method of replication among bacteria; in this method of cell replication, the bacterial cells simply increase their cell mass slightly, replicate their cellular genome (DNA) and several other cell components, and then each cell divides equally…

tubelike bodies and that lack backbones are commonly called worms. Worms are so different from one another that zoologists do not classify them together in a single group; they place them in about a dozen different and often unrelated taxonomic…

and the release of different types of polypeptides from ribosomes all over the body links genotype to phenotype in the resulting organism. The individual types of RNA (ribonucleic acid) each play their own very important role in going from DNA…

and to find out the Sucrose Concentration of the Potato. Introduction In order to carry out this investigation, I first have to define the terms of the objectives so that an understanding is present and a clear process to acquire the answer can be…

(DNA), which are coiled in a spiral ladder type through nucleotide hydrogen bases (cytosine-c, guanine-g, thymine-t, adenine-a) (fig1 below). Human cells have 46 chromosomes (fig 2 below) - 22 pairs of autosomes chromosomes 1 to 22 and two sex chromosome…

of trees as well as the sides of some buildings. Because these obserbvations the hypothesis states: VINES ONLY USE STRUCTURES FOR SUPPORT Experiment: Under controlled conditions, vines were grown on real trees (control group-Plants 1,2,3),…

causes photosyntheses in autotrophs, then the more light a plant gets, the more it will grow. Materials: Six 4-inch pots Two closed, clear, plastic containers Seeds (grass, or pea plant works well) soil Two heat lamps water Procedure: Set…

to kill. The usual treatments are not working as well or worst yet, not working at all. Such bacteria are said to be resistant. Bacterial resistance has become a worldwide problem that impacted the medical field. Bacterial resistance occurs when…

plant cell consists of many organelles, a cell wall, and a nucleus. Unlike an animal cell, plant cells have cell walls that allow them to bind to other plant cells, hold their structure, and prevent excessive water intake. Young plant cells have a…