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An arterie is a vessel that carries blood away from the heart, and a vein carries blood to the heart
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A hypothesis is defined as an educated guess , while a research question is simplify a research wondering about the world .
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Definition (http://en.wikipedia.org/wiki/Saprophytism) Saprotrophic nutrition is a process of chemoheterotrophic extracellular digestion involved in the processing of dead or decayed organic matter. It occurs in saprotrophs or heterotrophs, and is most often associated with fungi, for example Mucor and Rhizopus. (
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Answer: Of all the branches of complex animals, sponges are the only group lacking TRUE TISSUE.
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Computer automation is used mostly by industry in factories. However, it is also useful in science. Machines can be used to run automated tests and complete simple tasks. One example of a machine used in science is the robotic arm that is used to handle radioactive samples.
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