Category: Biology

The origin of life has caused scientists to infer and develop research on which theory explains the emergence of life. As early as 1802, Scientist Jean-Baptiste Lamarck proposed that primitive life forms would appear even at the lowest extreme of each evolutionary line. Scientists such as Charles Darwin, Louis Pasteur, and John Tyndall have made …

THE AMERICAN UNIVERSITY IN CAIROBIOLOGY DEPARTMENTSCIENCE 453 : BIOLOGY FOR ENGINEERS REPORT No.124/2/96Objective:To test a sample of laboratory prepared bacteria and categorise itaccording to Christians gram positive and gram negative classes and also byviewing it under a high powered microscope and oil immersions; classify itsshape and note any special characteristics.Introduction:Bacteria was categorised into two groups …

Space Radiation Too Deadly For Mars Mission by Charles Q. Choi, Special to SPACE. com Date: 31 March 2008 Time: 10:00 AM ET Dangerous levels of radiation in space could bar astronauts from a mission to Mars and limit prolonged activity on the moon, experts now caution. However, more research could reveal ways to handle …

Introduction Bacterial transformation is the permanent alteration of a bacterial cell genotype as a result of its uptake and incorporation of foreign DNA fragments from external medium (Anthony et al, 2008). In addition to chromosome, bacterial cells often contain extrachromosomal DNA called plasmids which are capable of autonomic replication and antibiotic resistance (Dale & Simon, …

Sexual Dimorphism Katie True Abstract: Human subjects were observed to find if sexual dimorphism exists in the form of height, shoulder width, and head circumference. Fifty-one male and sixty-five female subjects were used in the experiment, each with a unique height, shoulder width, and head circumference. The average shoulder width difference from males to females …

Winthrop University’s Successional Plot’s Soil P. H. Meredith Hamilton Biology- Westover September 30, 2011 Abstract The question of this study pertained to the amount of vegetation that was occurring on each of the succession plot’s ground floor. There are three successional plots in Winthrop University’s wooded areas, the oldest was created in 1989 the second …

NAZI MEDICAL EXPERIMENTS Nazi Medical Experiments Jean Paul Marion-Landais Jackson Memorial School of Radiology Abstract The Nazi Dr. ’s performed a vast array of experiments on most if not all of the prisoners they held in their concentration camps. Such experiments caused a great deal of dilemmas across all the nations in the world. Headed …

Factors Affecting the Rate of Enzyme Activity Justin Hunter G. Kim September 16, 2011 September 26, 2011 Abstract Catalase is a common enzyme found in nearly all living organisms that is frequently used by cells to rapidly catalyze the decomposition of hydrogen peroxide into less reactive oxygen and water molecules. Catalase is a protein that is most commonly found …