Category: /Science & Technology/Biology
every year. There are approximately 20 million people living with cancer at the moment; by 2020 there will be an estimated 30 million. More than 7 million people now die each year from cancer. Yet with the existing knowledge, at least one-third of
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Category: /Science & Technology/Biology
in seven different ways. Animals carry out the following essential functions: feeding, respiration, circulation, excretion, response, movement, and reproduction.
Feeding: Animals have evolved a variety of ways to feed. Herbivores are animals that eat
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Category: /Science & Technology/Biology
circulatory systems have the blood closed at all times within vessels of different size and wall thickness. In this type of system, blood is pumped by a heart through vessels, and does not normally fill body cavities. Hemoglobin causes vertebrate blood
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Category: /Science & Technology/Biology
reactions; an emergent property of life that arises from interaction between molecules within the orderly environment of the cell
[Catabolic pathways release energy by breaking down complex molecules to simpler compounds; cellular respiration (sugar
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Category: /Science & Technology/Biology
allows some substances to cross it more easily than others
*Phospholipids are the most abundant lipids in membranes
<Tab/>*An amphipathic molecule (has both hydrophilic and hydrophobic region), proteins too
*Overton hypothesized
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Category: /Science & Technology/Biology
simplest collection of matter that can live
Hooke discovered "cells"
Schleidan "all plants are composed of living cells"
Schwann "all animals are made of living cells"
Virchow "existing cells give rise to new cells"
Cell Theory
<Tab/>
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Category: /Science & Technology/Biology
over 220 cell types. One type lies in the brain and nervous system, the neuron. Nerve cells help with cognitive functions and help control automated functions in the body, without them your abilities would be very limited or may cause death. Normally,
Details: Words: 548 | Pages: 2.0 (approximately 235 words/page)
Category: /Science & Technology/Biology
things become true; the cloning technology is the example. What is cloning? Cloning is a process used to create an exact copy of a mammal by using the complete genetic material of a regular body cell. Different from the common propagate, cloning
Details: Words: 961 | Pages: 3.0 (approximately 235 words/page)
Category: /Science & Technology/Biology
enough food as to sustain 8-10 billion people. This ability to produce food is essential to the well being of our society. As we continue to progress and eliminate more types of land without adopting practices that will result in sustainable resources
Details: Words: 560 | Pages: 2.0 (approximately 235 words/page)
Category: /Science & Technology/Biology
traveled on a trip around the world, for the purpose of collecting scientific data. While in the Galapagos Islands, a group of small islands south of Ecuador in the Pacific Ocean, Darwin found differences in the biology of each small island. Darwin
Details: Words: 291 | Pages: 1.0 (approximately 235 words/page)