Essays Tagged: "food particles"


resemble ancient Roman oil lamps are frequently collected. In some places, brachiopods are used for food. The two shells of a brachiopod, unlike those of a clam, are diferent. About two-thirds ... tentacle-bearing arm. This organ functions essentially as a pump, bringing in oxygenated water and food particles and generating currents that take away wastes. Most brachiopods are attached by a fle ...

(1 pages) 31 0 4.6 Mar/1997

Subjects: Science Essays > Biology

Functions of organs in the digestive system,(BASIC)

produce a liquid substance called saliva. The saliva acts as a cleanser to the teeth by dissolving food particles so that they may be eaten. Saliva also contains enzymes and mucus. There are three ma ... area posterior to the submandibular ducts.EsophagusThe esophagus is a muscular tube, which carries food and liquids from the throat to the stomach for digestion after it has been chewed. The food the ...

(2 pages) 115 0 4.2 Dec/2002

Subjects: Science Essays > Biology > Human Biology

Colgate-Palmolive Company: The Precision Toothbrush

osmetic benefits. Therefore, they pay more attention to a toothbrush's ability to remove plaque and food particles from teeth. Most of them use Colgate Classic and Oral-B Regular.- Uninvolved Consumer ...

(4 pages) 223 0 3.0 Feb/2006

Subjects: Businesss Research Papers > Case Studies

Can science feed the world sustainably? Science helping to feed the hungry.

In a world full of mobile phones, computers and plenty of food, it is hard to believe that the food amounts are decreasing and that the world some day will no ... omalian child, who gets less than a cup of rice a day.. In the next 30 years, we will need 60% more food for the population, which is increasing at a very fast rate. In fact, the population of the wor ... , the population of the world has now doubled since 1960.New farming methods are vital to providing food for the population of the world. One solution to starvation is GM foods. GM foods, otherwise k ...

(3 pages) 20 0 3.0 Oct/2006

Subjects: Science Essays > Biotechnology

Digestive System Evolution

s into the gastrovascular cavity initiate digestion, which is completed intracellularly after small food particles are taken into nutritive cells by phagocytosis. Undigested waste is egested through t ... e single opening of the gastrovascular cavity.The sponge is a suspension feeder that captures small food particles suspended in the large volumes of water that are swept through the body through small ...

(3 pages) 36 0 5.0 Apr/2001

Subjects: Science Essays > Biology

DNA Replication

stion Problem Set 1.Heterotrophs "“ an organism that requires pre-formed organic molecules for food Autotrophs "“ an organism that lives exclusively on inorganic materials 2.Phototrophs " ... nivorous "“ organisms who receive their energy from plants and other organisms 4.A.Ingestion - Food is inserted into the oral cavity, mechanically broken down by the teeth, and chemically broken ...

(5 pages) 25 0 0.0 Apr/2001

Subjects: Science Essays > Biology


olorless film that is constantly forming on our teeth. Plaque is the bi-product of the bacteria and food particles that are in the mouth. A few hours after eating plaque will begin to form on the teet ... h decay is the result of the reaction between dental plaque and the deposits left on the teeth from foods high in sugars, most commonly glucose, sucrose and lactose, and bacteria. The two bacteria tha ...

(2 pages) 13 0 0.0 May/2001

Subjects: Humanities Essays > Health & Medicine

Shrimp life

bachium rosenbergii. The two variables included within our experiment were the use of two different food particles: protein and fatty substances with a separation net to separate the pairs of shrimp. ... f our experiment was to find where shrimp will grow the largest, in a region where the particles of food are fatty, or where the particles are high in protein.II. Background Shrimp are structurally si ...

(8 pages) 9 0 0.0 Feb/2008

Subjects: Science Essays > Biology

The Digestive System

ocess is called digestion, which allows your body to get the nutrients and energy it needs from the food you ate. Below is a diagram that shows all the parts that are involved in breaking down food in ... h System, n.d) Parts of the Digestive System The parotid salivary gland produces saliva to dissolve food particles so that they can be tasted. The pharynx connects your mouth with your esophagus. (Bas ...

(3 pages) 66 0 0.0 May/2008

Subjects: Science Essays > Biology > Human Biology