Budding and appendaged bacteria
bacteria that commonly possess unusual shapes, have complex life cycles, and divide by budding. Many have appendages which are sufficiently prominent that they can be detected by phase-contrast light microscopy.
This tutorial describes the independent assortment of chromosomes and crossing over as important events in meiosis. Read..
This lesson explores the impact of biosecurity threats, and why they need to be identified and managed. Examples to incl..
This tutorial recognizes the importance of food as a source of energy that will fuel many biological processes. A good d..
Some of the body movements can be controlled at will, others cannot. The body has a motor program, which is the pattern ..
Dinosaurs represented a major turn in the evolutionary development of organisms on Earth. The first dinosaurs were presu..
With regard to the population size of a species and what factors may affect them, two factors have been defined. They ar..