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Biologychapter10
Chapter 10 notes
Question | Answer |
---|---|
Characteristics of bacteria??! | very small, but large in number. hard to study and are prokaryotic. |
Scientist who studies microscopic organisms (microbes) | Microbiologists |
A change that affects an ogranisms normal function | Disease |
Most bacteria do not cause diseases | True |
Some bacteria rob nutrients to produce toxins | Also True |
Organisms that break organic substances;bacteria and fungi | Decomposers |
Kingdom of bacteria that is prokaryotic and can live in extreme conditions and does NOT contain peptidoglycan | Kingdom Archeabacteria |
Smaller kingdom that contains common bacteria also porkaryotic and does contain peptidoglycan | Kingdom Eubacteria |
Bacteria formerly classified as plants now classified as bacteria and conducts photosynthesis | Cyanobacteria (blue-green Algea) |
Sphereical shaped bacteria | Coccus |
Rod-shaped bacteria | Bacillus |
Spiral-shaped bacteria | Spirilum |
Bacteria is used in yogurt and making cheese and buttermilk also to tan leather and forming silage. it can produce blood protiens and insulin | Uses of bacteria |
Bacteria repdoducing by asexual reproduction | Binary fission |
Atuotrophic bacteria | either photosynthetic or chemosnythetic |
Heterotrophic | Most bacteria |
Saprophytic bacteria | feed on dead organic matter |
Bacteria that feed on living hosts | Parasitic bacteria |
conditions for bacterial growth | moisture,tempature,ph,nutrition |
Special inner capsule that allows bacteria to survive harsh conditions | Endospore |
Live in the abscence of oxygen | anarobic |
Requires oxygen to live | Aerobic |
Can grow with or without oxygen | Faculative anarobes |
Bacterial Diseases | Typhus fever, rocky mountain spotted fever, lyme disease, syphillus, tetanus |
A tiny capsule of genetic information that affects and reprogrammes living cells | Virus |
Virus structure contains a molecule of DNA or RNA (the core) and a protien coat (capsule) | Tis true my fellow patrons |
Kyle witt is awesome for making these flash cards. your welcome in advance! | Hope you ace the test bigshot |
Viruses fool cells into accepting them with.? | Fake ID tags |
Viruses have a lipid envolope | Fact |
A virus that infects certain bacteria? | Bacteriophage |
A virus that still reproduces after death | Retrovirus |
Viruses are highly specific and a re limited to certain parts of the body | true bro |
Activates the bodys immune system to fight a pathogen | Vaccination |
chemicals produced by the body as a defense system against viruses | Anti-Viral drugs |
New virus that infects a new host | Emerging virus |
Viral diseases | HIV, cold virus,warts,rabies,mups,polio,FLU |
amagent that invades the body and causes an infectious disease | Pathogen |
A disease caused by a pathogen | Infectious diseas |
Scientist who developed a method for determining the etiology of (cause) of a disease. | Robert Koch |
The time form when the organsims contracts the pathogen until symptoms appear | Incubation period |
How do pathogens cause diseases | Destroy tissue and form poison |
Toxin that is excreted fro pathogen | Exotoxin |
Toxin that stays inside pathogen until it is destroyed | Endotoxins |
Toxin formed by a pathogen befroe it enters the organism | Preformed toxin |
Diseases that can spread form person to person by indirect means | Communicable diseases |
Capable of infecting another person | Contageous |
Isolation of infected induviduals | Quarrentine |
Pathogen that is spread through the air? | Airborne pathogens |
Caught by touching a sore or bodily fluid of an infected person | Direct contact |
Spread only by touching contaminated objects | Indirect contact |
Spread through contaminated water and food sources | Contamination infection |
Pathogen enters organisms through a wound | Wound infections |
Pathogens are transmitted by insects or athropods | Vector carreid infection |
Person who can spread a pathogen but does not exhibit symptons of the diease | Immune carrier |
1st line of defenses : prevents pathogens from entering the body | true |
2nd line od defenses: help fight pathogens off with inflamation, white blood cells,fever etc. | true |
3rd line of defenses:fight specific pathogens | true |
Y-shaped protiens that inactivate specific pathogens and mark them for destruction | Antibodies |
Blood extracts containing annti-bodies | Serums |
Chemical drugs | Chemotherapy |
Substances produces by bacteria,molds and other organisms that stop the growth of bacteria | Antibodies |
counteract toxins? | Anti-toxins |
an illness not caused by a pathogen | Disorder |
Dmage to an organ or tissue | Injury |
Lsck of nourishment, galstones, stroke , ulcers etc.. | Organic didorders |
Abnormal growth of cells | Tumor |
TUMOR THAT SPREADS | Malignent |
Tumor that doesnt spread and is not cancerous | Beningn |
Destroying of cancer cells by rays is? | Radiation |
Removal of tumor | Surgery |