Certain people are also more prone to anemia due to the following conditions: 1  Insufficient iron in the diets. 2  Children who experience sudden growth spurts. 3  Women who have been pregnant for four months or more. 4  Women who have given birth recently. 5  People who suffer from chronic kidney disease.
Seed crystal. A seed crystal is a small piece of single crystal / polycrystal material from which a large crystal of the same material typically is to be grown.
Answers. Best Answer: Reading some arbitrary definition of a crystal might get confusing so I'll simplify it. What you are thinking of are the chemical compound called calcium oxalate. They form needle shaped crystals in a plant cell's vacuole that pretty much look like toothpicks.Their main function is to protect the plant from herbivores.They aren't chemically poisonous but because of their shape, they can prick soft tissue.hen an herbivore eat a part of the plant, the vacuoles are smashed up and these needle like crystals are exposed along with the sap of the plant. Perhaps you've been exposed to these crystals when you squeeze a part of a plant and touch its sap.