Statistics for Biology 100 final

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General Stats

This quiz has been taken 19 times
(11 since last reset)
The average score is 13 of 57

Answer Stats

Definition	Term	% Correct
everything thats not a prokaryote, more complex	eukaryote	63%
an infectious particle consisting of a little bit of nucleic acid	virus	63%
rod shaped prokaryotic bacteria, may also be threadlike, or filaments	bacilli	50%
only present in plants	chloroplast	50%
help prokaryotes move in their environment; protein tails that rotate like a propeller	Flagella	50%
possible explanation for an observation	Hypothesis	50%
bacteria and archaea, not complex	prokaryote	50%
made up of amino acids,, building blocks	proteins	50%
immune proteins produced when the immune system detects an antigen	antibodies	38%
present in all cells	cell membrane	38%
only present in bacteria and plant cells	cell wall	38%
fats	lipids	38%
single/simple sugar	monosaccharides	38%
not present in bacteria	nucleus	38%
many sugars bonded together	polysaccharides	38%
any molecule that causes an adaptive immune response	antigen	25%
process of dividing the prokaryote in half	binary fission	25%
spherical prokaryotic cells , sometimes occur in chains that are called steptococci	cocci	25%
DNA or RNA can be present in animal viruses, but mist plant viruses are made up of _____.	RNA	25%
	steroids	25%
A set of defenses that is activated only after exposure to specific antigens	Adaptive/ Acquired immunity	13%
when the bacteria becomes resistant to the antibiotics	antibiotic resistance	13%
the use of organisms to remove pollutants from the soild, air or water	bioremediation	13%
3 processes that contribute to viral disease	bleh	13%
covers the cell wall of many prokaryotes, made up of a sticky layer of protein	capsule	13%
harvest the energy from sunlight but gets their carbon atoms from organic molecules	chemoautotrophs	13%
harnesses the energy stored in chemicals- provides energy to prokaryotes	chemotrophs	13%
2. Viruses from other animals spread to humans	contact between species	13%
the third stage of binary fission, the cell is divided into two daughter cells	division	13%
the first stage of binary fission, the chromosome is duplicated and the copies are seperated	duplication	13%
the second stage of binary division, the cell is elongated and the copies are moved	elongated	13%
a thick protective coat that can dehydrate and is tolerant of extreme and harsh conditions	endospores	13%
components of the outer membrane of gram-negative bacteria, released when the cell dies or is digested by a defensive cell	endotoxins	13%
proteins secreted by bacteria cells, some of the most powerful toxins	exotoxins	13%
thrive in very salty places	extreme halophiles	13%
thrive in very hot water, such as geysers and acid pools	extreme thermophiles	13%
provide energy, insulation, form plasma membrane, form hormones	fats	13%
hairlike projections that enable prokaryotes to stick to their substrate or surface or each other	fimbriae	13%
more complex cell walls containing less peptidoglycan and protective outer membrane- more likely to cause disease, turns pink under the microscope	Gram- negative	13%
simpler cell walls containing a thick layer of peptidoglycan, turns purple under the microscope	gram-positive	13%
white blood cells that are responsible for the production of antibodies	lymphocytes	13%
live in anaerobic (no oxygen) enviroments and give off methane as a water product from the digestive tracts of cattle and deer	methanogens	13%
1. RNA viruses ______ rapidly.	Mutation	13%
	phospholipids	13%
obtain energy from sunlight and use carbon dioxide for carbon	photoautotrophs	13%
obtain energy from sunlight, but get their carbon atoms from organic molecules	photoheterotrophs	13%
potential outcome of an experiment based on hypothesis	prediction	13%
occurs upon the first exposure to the antigen, slower	primary immune response	13%
form structuarl parts of the cell	proteins	13%
the secondary exposure to the antigen, faster than the primary	secondary immune response	13%
spiral prokaryote shaped like a corkscrew, rigid and short spirals	spirilla	13%
the longer and more flexible spiral prokaryotic bacteria	spirochetes	13%
3. viruses spread from isolated human population to larger human population	spread	13%
provide energy and come in different forms	sugars	13%
how adaptive immunity can be obtained by the administration of a vaccine	vaccination	13%
composed of a harmless varriant or part of a disease cause microbe, such as inactivated bacterial toxin	vaccine	13%
speed up chemical reactions	enztmes	0%