Essays Tagged: "Prokaryote"
How changes in the atmosphere, eukarotes, and multicellularity have occured and influenced life on earth
ccumulate in the atmosphere, as a result of the photosynthetic activity of the cyanobacteria. Those prokaryotes that were able to use oxygen in ATP production gained a strong advantage, and so they be ... side of water nearly impossible. These changes made life on land possible and evolution occurred as prokaryotes gave rise to land living eukaryotes.The microfossil record indicates that the first euka ...
Subjects: Science Essays > Atmospheric Sciences
"Describe the theory of endosymbiosis and the arguments for and against this theory"
Subjects: Science Essays > Biology
AP Biology Essay #7 concerning Evolution, created using the grading rubric, so will be an A+
include structural adaptations and their functional significance.a. Green Algae...Vascular Plantsb. Prokaryotes....Eukaryotesa.Green Algae and Vascular Plants have clear evolutionary relationships. Bo ... ts clearly show Vascular plants have a somewhat close evolutionary relationship with Greene Algae.b.Prokaryotes, and Eukaryotes also share evolutionary relationships. Basic similarities between these ...
Subjects: Science Essays > Biology
Develop some hypotheses explaining why only eukaryotic cells have evolved into multi-cellular organisms.
irst of eukaryotic cells probably evolved or split off from Archeans, which have attributes of both prokaryotes (oxygen haters, e.g. bacteria), but also contain genes that are more like what you'd fin ... s are found fossilized, but of course you need a microscope to see them. Eukaryotes are larger than prokaryotes and were bigger right from the beginning. They needed to be larger to hold new parts: a ...
Subjects: Science Essays > Biology
Cells & Organelles Through the Electron Microscope
material is one of the characteristics that distinguish two fundamentally distinct kinds of cells, prokaryotes and eukaryotes. In prokaryotic cells, all the components, including the DNA, combine fre ... as the cell's command center and information library. Another feature distinguishing eukaryotes and prokaryotes is size; eukaryotic cells are usually larger than prokaryotic cells. The term prokaryote ...
Subjects: Science Essays > Biology
Discuss the similarities and differences between prokaryote and eukaryote cells.
organelles, which are responsible for the division of labour. There are two main classes of cells- Prokaryotes which are cells without a nucleus, where the DNA is spread around the cytoplasm of the c ... cells without a nucleus, where the DNA is spread around the cytoplasm of the cell, an example of a prokaryote is a bacterium (See Figure 1). The other class is the Eukaryotes which are the cells of p ...
Subjects: Science Essays > Biology
Why are bacteria so diverse metabolically? What are some of the things they are capable of and why?
al environments were constantly changing. In response to these changes, bacteria and other types of prokaryotes developed new metabolic capabilities. Natural selection would favor those with the metab ... d. In turn, these new metabolic capabilities would change the environment for the next community of prokaryotes.Bacteria are grouped into four major metabolic groups based on how they obtain carbon an ...
Subjects: Science Essays > Biology
This is a science lesson plan on eukaryotic cells for all of you soon to be teachers. It is using The Madeline Hunter Model for lesson planning.
Subjects: Social Science Essays > Education
The Plant And Animal Cells
of these cells have extreme similarities and differences. There are also two basic types of cells, prokaryote, which are cells that lack an internal structure and are surrounded by membranes. These a ...
Subjects: Science Essays > Biology
Endosymbiotic Theory
ndosymbiotic hypothesis because the characteristics of energy organelles are so similar to those of prokaryotes. Energy organelles have their own set of genetic information it is not found enclosed in ...
Subjects: Science Essays > Biology