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Tag Archives: Dissection

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Earthworm Dissection Lab Answers

ScienceBy William Anderson (Schoolworkhelper Editorial Team)March 11, 2014Leave a comment

Worms do many of the things humans do to survive. They breathe, move around, reproduce, and eat. Worms have the epidermis; which is like our skin, a layer of nerve tissue, which acts like our sense of touch. Instead of having just one heart, they have five hearts. These hearts regulate blood flow and produce…

Perch Dissection Photo Guide & Steps

ScienceBy William Anderson (Schoolworkhelper Editorial Team)April 28, 2011Leave a comment

 

Fetal Pig Dissection Lab Answers

ScienceBy William Anderson (Schoolworkhelper Editorial Team)February 8, 2011Leave a comment

Introduction Pigs, one of the most similar animals to humans, have been used to inform and teach students about the circulatory, respiratory, and digestive systems through a procedure called a dissection for many years. Pigs are similar to humans through the fact that they have skin, not fur or feathers, they are omnivores, and when…

Sea Star: Dissection

ScienceBy William Anderson (Schoolworkhelper Editorial Team)September 30, 20102 Comments

Introduction: Echinoderms are radially symmetrical animals that are only found in the sea (there are none on land or in fresh water). Echinoderms mean “spiny skin” in Greek. Many, but not all, echinoderms have spiny skin. There are over 6,000 species. Echinoderms usually have five appendages (arms or rays), but there are some exceptions. Radial…

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