Biochemists study and compare the molecular interactions within an organism that enable it to grow, make and store energy, and reproduce. ... Plant Kingdom The plant kingdom comprises of about 260,000 known species of mosses, liverworts, ferns, herbaceous and woody plants, bushes, vines, trees, and various other forms that cover the Earth and are also found in waters. ... Animals cannot survive in places where water is unavailable or permanently frozen, or where temperatures regularly exceed 55 C (130 F). ... They are composed of an accumulation of the remains of coral "invertebrat...

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The soil is where the roots of the plant are mounted. ... The next stage is where the water enters into the xylem then it moves more into the plant itself. Next, water enters the mesophyll.This is where evaporation occurs. ... A stamen consists of a stalk called the filament and a terminal sac, the anther, where pollen is produced. ... Seeds that are randomly positioned when planted in a pot of soil placed on a window sill produce seedling with downward growing roots and upward growing shoots. ...

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• Grade Level: High School

The Spanish were far more interested in developing their holdings in Mexico and Peru, where vast amounts of silver and gold were being obtained. ... With a piecemeal army of about 50 men, Walker had earlier invaded Mexico, where he had been captured and then released back to the States. Not to be discouraged, he next invaded Panama, where he briefly seized control before being forced to flee--into Costa Rica. ...

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• Grade Level: Undergraduate

For example, self-proclaimed European witches claimed that a "small blue or red puncture, sometimes a larger mark depicting the foot of a hare, or body of a toad, symbolized the connection of the wearer with devil worship" (Hambly, p. 45, 1925). ... Fern stalks were used when eating to avoid touching the food with hands, and any gourd the taboo person drank from could never be used again. ...

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Important Facts the smallest unit of life is the cell instructions for development are contained in DNA collectively, all of the chemical processes in a cell are called metabolism producers often obtain energy from the sun homeostasis refers to the ability to maintain a constant internal environment cells in domains archaea and eubacteria lack nucleii plants are multicellular producers an educated guess might be called a hypothesis science is based on evidence philosophy is not a step in the scientific method an atom is the smallest unit of substance that retains the properties of the subst...

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• Grade Level: High School