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Cells Chapter 1

Vocab

TermDefinition
Sporaneous Generaton Hypothesis that states that life can spring from nonliving matter
Metabolism sum total of all chemical activities in an organism
Digestion process by which food is broken down into simpler substance
Respiration Process in which simple food substance such as glucose are broken down and the energy they contain is released.
Excretion Process of getting rid of wasted materials.
Life span maximum length of time an organism is expected to live.
Stimulus signal to which an organism reacts to a change in an environment.
Response some action or movement of an organism brought on by a stimulus.
Sexaule Repourduction repoduction usually involving two parents in which a sex cell from each parent unite to form offspring
asexual reproduction eproduction requiring only one parent.
homeostasis ability of an organism's to keep conditions inside its body the same even though conditions in its external enveriment change
elements pure substance that cannot be separted into simpler substance by ordinary chemical reaction
compounds two or more elements chemically combined
organic compounds compound found in all living things that contain the element carbon.
carbohydrates enegry rich substance found in food such as vegables cerals grains and breads.
fats enegry and also helps support and cushen the body.
Proteins sustance used to to buid and repair cells
amino acids building block of proteins.
Enzymes chemical substance that helps control chemcal reactions.
nucleic acids anorganic compound that stores info that helps the body make protein
RNA acid that reads the genedic info carried by dna and guieds the protien process.
Dna nuceic needed to build proteins and carrieds genic info about an organisms.
Created by: Max-Swag4
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