INTRODUCTION Flashcards
ONLY ALIVE IF
ORGANIZED
ACQUIRE MATERIALS AND ENERGY
REPRODUCE
RESPOND TO STIMULI
HOMEOSTATIC
GROW AND DEVELOP
CAPACITY TO ADAPT
METABOLISM
BIOCHEMICAL REACTIONS THAT ACQUIRE AND USE ENERGY
WHY DO ORGANISMS NEED ENERGY
COMBAT ENTRPY
BUILD NEW STRUCTURES
REPAIR/BREAK DOWN OLD STRUCTURES
REPRODUCE
HOW DO ORGANISMS OBTAIN ENERGY
EXTRACTING ENERGY FROM THE ENVIRONMENT
PRODUCERS (ENGERY)
GET ENERGY FROM THE ENVIRONMENT
(PLANTS AND THE SUN)
CONSUMERS (ENERGY)
NUTRIENTS BY OTHER LIVING THINGS
(EATING PLANTS AND OTHER ANIMALS)
DECOMPOSERS (ENERGY)
NUTRIENTS FROM DEAD ORGANISMS
(WORMS, MUSHROOMS)
ASEXUAL REPRODUCTION
-SINGLE PARENT
-OFFSPRING GENETICALLY IDENTICAL TO PARENT
-OFTEN UNICELLULAR ORGANISM
SEXUAL REPRODUCTION
TWO PARENTS
OFFSPRING GENETICALLY DIVERSE
RESPOND TO STIMULI
REACT TO LIGHT (SUNFLOWER OR SQUINTING)
LOAUD NOISE (LOOK OR RUN)
SEASONS CHANGING (MIGRATE)
HOMEOSTASIS
MAINTAIN CONSTANT INTERNAL CONDITIONS
GROW AND DEVELP
GROW: TO GET BIGGER
DEVELOP: TO CHANGE
ADAPTATIONS
INDIVIDUALS OF A SPECIES MAY HAVE CERTAIN CHARACTERISTICS THAT MAKE THEM BETTER ABLE TO SURVIVE IN A NEW ENVIRONMENT
NATURAL SELECTION
INDIVIDUALS BETTER ADAPT TO ENVIRONMENT LIVE LONGER AND PRODUCE MORE OFFSPRING
EVOLUTION
CHANGE IN FREQUENCY OF TRAITS IN POPULATIONS AND SPECIES OVER TIME
BIOSPHERE
ALL LIFE ON EARTH
ECOSYSTEM
LIVING AND NONLIVING COMPONENTS
COMMUNITY
INTERACTING POPULATIONS IN THE SAME ECOSYSTEM
POPULATION
GROUP OF INTERACTING INDIVIDUALS OF ONE SPECIES