Biology Essays

More than 2,000 years ago, Aristotle began grouping plants and animals into various categories. Although he did not consider the idea that different organisms were related by descent, he devised a system that placed these organisms in a hierarchy. Through classification systems, scientist have found it easier to find answers …

• What is cellular respiration and what are its three stages? 1. Glycolysis 2. Krebs Cycle (Citric Acid Cycle) 3. Electron Transport Chain Photosynthesis: • What is the overall goal of photosynthesis? In general , the goal of photosynthesis is to gather energy from the sun and keep it in …

The theory of evolution through natural selection describes how humans and other animals have evolved over a long period of time. Charles Darwin made a hypothesis based on the different pictures of the same animal that were found over the years. There was a slight change in its features, which …

Q1.Distinguish between autotrophic and heterotrophic nutrition with examples Autotrophic Nutrition| Heterotrophic Nutrition| The mode of nutrition in which organisms can prepare their own food, using raw materials water and carbon dioxide, in the presence of sunlight and chlorophyll| It is the mode of nutrition in which organisms cannot prepare food …

The kidney is one of the most important organs in our body; it removes waste products from the blood by excreting them into the urine. If a person experiences kidney failure, waste products can’t pass out of the blood, which causes waste to build up in their bodies. While a …

I.PROBLEM What is the role of sunlight on the germination of Vigna radiata (Mung bean) seed? II.TITLE The role of sunlight on the germination of Vigna radiata seed. III.RATIONALE The germination of the seed is a physiological event. The light is one of the most important environmental factors for germination …

NOTE: All information was obtained from the all-mighty internet. No real experimentation was done. This is was just a practice thing. We take no credit whatsoever from all the following stuff. We thank all the people who helped us indirectly, especially Gonzaga and Mendoza, whoever you are. May God bless …

Consumers need to communicate. But converting that need to the desire for certain types of communication requires skill. It also requires listening to what consumers want. Consumers demand for more cell phone and wireless services seems nearly unlimited, especially with the surge in social networking sites. This provides tremendous opportunities …

The Earth is 4.6 billion years old and microbial life is thought to have first appeared between 3.8 and 3.9 billion years ago; in fact, 80% of Earth’s history was exclusively microbial life. Microbial life is still the dominant life form on Earth. It has been estimated that the total …

A Third Of Life written by Paul Martin PhD in behavioral biology is written to showcase for readers the nature of sleep from a biological standpoint and the lack of current understanding on the topic. Paul explains that sleep is a form of behavior natural to all complex living organisms …