ReviewEx1 - BIOU111 General Biology 1 Review Exam 1 Fall...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
BIOU111 - General Biology 1 Fall 2007 Review – Exam 1 This is a list of Concepts and Terms you should review for your first exam (Thursday, Sept. 28, 2006). This list is not meant to be all inclusive but rather should be used as a guideline to help you organize your studying. Chap. 1 – A View of Life Characteristics of Living Systems Defining Life – All living things are comprised of the same chemical elements and obey the same physical and chemical laws as nonliving objects. Levels of Biological Organization – A cell is the smallest most basic unit of life. Cell -->Tissue -->Organs -->Organ Systems -->Organism (Species) -->Population -->Community -->Ecosystem -->Biosphere Emergent Properties Materials and Energy – Energy is the capacity to do work, types of energy Metabolism – all the chemical reactions in a cell, Homeostasis = maintenance of internal conditions within certain boundaries, dynamic equilibrium Reproduction and Development – DNA Adaptation – any modification that makes an organism suited to its way of life. Over time, organisms become modified by the process of natural selection. All living organisms descended from a common ancestor. Ecosystems, Energy and Nutrients Biodiversity – the total number of species, the variability of their genes, and the ecosystems in which they live. The preservation of ecosystems is the primary bioethical issue of our time. Classification of Living Things Taxonomy – science of identifying and classifying organisms (according to evolutionary relationships is most important. Phylogeny – tree of life Domain -->Kingdom -->Phylum -->Class -->Order -->Family-->Genus -->Species
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 4

ReviewEx1 - BIOU111 General Biology 1 Review Exam 1 Fall...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online