Biology Essays, Research Papers & Term Papers (2,175) essays
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Biology essays:
Introduction & Observation of a Shark
... external anatomy of the shark under visual observation. Introduction: Sharks are mostly marine fishes, and some live in fresh water. Their fins have different functions such as lift, propulsion, and stabilizing. There are one or two fins present along dorsal midline called first and second dorsal ...
Genetically Engineered Food
... reduce cholesterol, foods that taste better, and foods that have defenses against insects. What most people don't realize is that the perfect foods may not be so perfect in the long run. Genetically modified crops are those crops which have had genes from unrelated sources ...
Changes of activity level with tail oscillation of goldfish, Carassius auratus, exposed to various temperatures.
... oscillation at 8oC, 18oC and 28oC are 62, 51 and 96 respectively. The results appeared that there were no significant differences between the activity level of goldfish and the change of temperature. However, in both trials at room temperature (18oC) goldfish had an extreme response ...
Angelman Syndrome
... blond hair, pale, deep-set eyes, a long chin, a puppet-like gait, and an absurd ...
Aquatic Biomes
... Plants and animals are largely concentrated in this zone. Here, you can typically encounter fish such as tuna and many sharks ... Despite having a low productivity, aquatic biomes are extremely important to everyday life on Earth. ... , but have a symbiotic relationship with single-celled algae ...
Proteins and their uses in the cell
... by peptide bonds, in which the amino group bonds to the carboxyl group, and are bonded using dehydration synthesis. This sequence is determined by the DNA. Second is the secondary structure, which is some basic common shapes that are found within ...
Serial Dilutions
... source of dilution material for each step comes from the diluted material of the previous. In a serial dilution the total dilution factor at any point is the product ...
Digestive System Evolution
... the crop. The muscular gizzard, which contains small bits of sand and gravel, pulverizes the food. Digestion and absorption occurs in the intestine, which has a dorsal fold, the typhlosole, that increases surface area for nutrient absorption. The undigested material is expelled ...
Killer Whales
... fish and other prey. In eastern Canada, killer whale movements are often a response ... fin than the females. Orca whale s lives in pods containing from 5 to 30 whales and they also hunt in packs, like wolves. The Orca whale is found in all the parts of the world ...
Biology And Fish
... fins, parasitic, exothermic. Chondrichthyes Sharks, Rays, Skates Cartilage, jaws, paired fins. Osteichthyes Monk Fish, Parrot Fish Bone 4 calcium, jaws, paired fins ...