Biology 100 final - Statistics

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General Stats

This quiz has been taken 22 times
14 since last reset
The average score is 12 of 57

Answer Stats

Definition	Term	% Correct
an infectious particle consisting of a little bit of nucleic acid	virus	73%
help prokaryotes move in their environment; protein tails that rotate like a propeller	Flagella	64%
everything thats not a prokaryote, more complex	eukaryote	55%
rod shaped prokaryotic bacteria, may also be threadlike, or filaments	bacilli	45%
only present in plants	chloroplast	45%
possible explanation for an observation	Hypothesis	45%
fats	lipids	45%
bacteria and archaea, not complex	prokaryote	45%
made up of amino acids,, building blocks	proteins	45%
immune proteins produced when the immune system detects an antigen	antibodies	36%
present in all cells	cell membrane	36%
only present in bacteria and plant cells	cell wall	36%
single/simple sugar	monosaccharides	36%
not present in bacteria	nucleus	36%
many sugars bonded together	polysaccharides	36%
DNA or RNA can be present in animal viruses, but mist plant viruses are made up of _____.	RNA	36%
process of dividing the prokaryote in half	binary fission	27%
spherical prokaryotic cells , sometimes occur in chains that are called steptococci	cocci	27%
white blood cells that are responsible for the production of antibodies	lymphocytes	27%
composed of a harmless varriant or part of a disease cause microbe, such as inactivated bacterial toxin	vaccine	27%
when the bacteria becomes resistant to the antibiotics	antibiotic resistance	18%
any molecule that causes an adaptive immune response	antigen	18%
hairlike projections that enable prokaryotes to stick to their substrate or surface or each other	fimbriae	18%
more complex cell walls containing less peptidoglycan and protective outer membrane- more likely to cause disease, turns pink under the microscope	Gram- negative	18%
simpler cell walls containing a thick layer of peptidoglycan, turns purple under the microscope	gram-positive	18%
potential outcome of an experiment based on hypothesis	prediction	18%
	steroids	18%
A set of defenses that is activated only after exposure to specific antigens	Adaptive/ Acquired immunity	9%
the use of organisms to remove pollutants from the soild, air or water	bioremediation	9%
3 processes that contribute to viral disease	bleh	9%
covers the cell wall of many prokaryotes, made up of a sticky layer of protein	capsule	9%
harvest the energy from sunlight but gets their carbon atoms from organic molecules	chemoautotrophs	9%
harnesses the energy stored in chemicals- provides energy to prokaryotes	chemotrophs	9%
2. Viruses from other animals spread to humans	contact between species	9%
the third stage of binary fission, the cell is divided into two daughter cells	division	9%
the first stage of binary fission, the chromosome is duplicated and the copies are seperated	duplication	9%
the second stage of binary division, the cell is elongated and the copies are moved	elongated	9%
a thick protective coat that can dehydrate and is tolerant of extreme and harsh conditions	endospores	9%
components of the outer membrane of gram-negative bacteria, released when the cell dies or is digested by a defensive cell	endotoxins	9%
proteins secreted by bacteria cells, some of the most powerful toxins	exotoxins	9%
thrive in very salty places	extreme halophiles	9%
thrive in very hot water, such as geysers and acid pools	extreme thermophiles	9%
provide energy, insulation, form plasma membrane, form hormones	fats	9%
live in anaerobic (no oxygen) enviroments and give off methane as a water product from the digestive tracts of cattle and deer	methanogens	9%
1. RNA viruses ______ rapidly.	Mutation	9%
	phospholipids	9%
obtain energy from sunlight and use carbon dioxide for carbon	photoautotrophs	9%
obtain energy from sunlight, but get their carbon atoms from organic molecules	photoheterotrophs	9%
occurs upon the first exposure to the antigen, slower	primary immune response	9%
form structuarl parts of the cell	proteins	9%
the secondary exposure to the antigen, faster than the primary	secondary immune response	9%
spiral prokaryote shaped like a corkscrew, rigid and short spirals	spirilla	9%
the longer and more flexible spiral prokaryotic bacteria	spirochetes	9%
3. viruses spread from isolated human population to larger human population	spread	9%
provide energy and come in different forms	sugars	9%
how adaptive immunity can be obtained by the administration of a vaccine	vaccination	9%
speed up chemical reactions	enztmes	0%

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