Tutor and Freelance Writer. Science Teacher and Lover of Essays. Article last reviewed: 2020 | St. Rosemary Institution © 2010-2022 | Creative Commons 4.0

Political and State Power in Great River Valley Societies

State Leader & Symbolic Role Method of Unification Ruler’s Means of Control Egypt Pharoh (herdsman) sometimes functions as god. Organizing labor to manage floods; distribution of food; use of Nile River as highway to unify, control. Pharaoh’s commands, policies function as law, regarded as devine. Mesopotamia city-states King/Royals, mediate, lead, worship, receive oracles. Organizing labor;…

Biotic Relationships: Commensalism, Niche, Parasitism

Niche An organism’s ecological ROLE in the environment (NOT HABITAT!) All components of lifestyle and how they affect other organisms Three Types of Symbiosis Mutualism both species benefit Commensalism one species benefits, the other is unaffected Parasitism one species benefits, the other is harmed Lichen Lichen is really two organisms: algae and fungus. The fungus…

KINGDOM ANIMALIA: General Characteristics of Animals

Characteristics of Life Living things are organized. Living things are made up of cells. Living things metabolize. Living things maintain an internal environment. Living things grow. Living things respond. Living things reproduce. Living things evolve. Seven Levels of Taxonomic Classification Kingdom Phylum Class Order Family Genus Species Kingdom Animalia Characteristics All animals are multicellular, eukaryotic…

Kingdom: Fungi Characteristics & Structure

Mycology Myco- = fungus -ology= study of General Characteristics of Fungi: Eukaryotic Decomposers – the best recyclers around No chlorophyll – non-photosynthetic Most multicellular (hyphae) – some unicellular (yeast) Non-motile Cell walls made of chitin (kite-in) instead of cellulose like that of a plant Are more related to animals than the plant kingdom Lack true…

Phylum Arthropoda, Echinodermata, Chordata

The largest animal phylum- 1 million species of crabs, shrimp, spiders, scorpions, and insects make up this phylum Have jointed appendages; segmented bodies Exoskeletons made of chitin Molt;  have heads with many sensory organs. Bilateral Simple and complex eyes that detect only light intensity and form images Antennae that smell chemical substances in the environment…

Conservation Biology: Extinction, Habitat Loss, Invasive Species, Overexploitation

SPECIES EXTINCTION Species can become extinct: Locally: A species is no longer found in an area it once inhabited but is still found elsewhere in the world. Ecologically: Occurs when so few members of a species are left they no longer play its ecological role. Globally (biologically): Species is no longer found on the earth.…

FREEDOM: THE STRUGGLE FOR CIVIL LIBERTIES

Civil Liberties in the Constitution Civil liberties are constitutional provisions, laws, and practices that protect individuals from governmental interference. Found primarily in the Bill of Rights. They protect us from the government. Civil rights are guarantees by government of equal treatment to all citizens.  (The word equality does not appear in the Constitution.) Constitutional liberties…