Shared Flashcard Set

Details

Bio 101
Exam 2
80
Biology
Undergraduate 1
10/21/2009

Additional Biology Flashcards

 


 

Cards

Term
What are the three units that composes DNA?
Definition
Sugar, Phosphate and a Base
Term
What joins two monomers
Definition
Dehydration
Term
What are the two different kind of cells?
Definition
prokaryotic and eukaryotic
Term
define Parapatric speciation
Definition
species are made from populationx witch overlap
Term
Role of DNA LIGASE
Definition
joins Ozaki fragments and DNA segments
Term
Role of DNA POL III
Definition
replaces RNA by DNA
Term
function of DNA POL I
Definition
removes RNA
Term
where is DNA added
Definition
at 3'C, where the OH is
Term
fct of the helicase
Definition
uwinds the helix
Term
whats is a primase
Definition
enzyme which syntehsis a Primer
Term
how does the DNA know where to begin
Definition
primer and OH group
Term
role of SSB protein
Definition
keeps strands seperate
Term
Allopatric Speciation?
Definition
the formation of new species in a population that got geographically isolated
Term
What is speciation?
Definition
the evolutionary process by whch species arise
Term
The 4 kinds of meta populations
Definition
classic, core, patchy and non equilibrium
Term
problemes with optimization ,
Definition
trade off and constraints
Term
2 types of ISolating mechanisme
Definition
pre and post zygotic barriers
Term
2 common mods of speciation
Definition
allopatric and sympatric
Term
what is the backbone of DNA
Definition
sugar and phosphate
Term
descrbie the central dogma
Definition
DNA to RNA (though transciption) to Proteins( thorugh translation)
Term
valence of Oxygene
Definition
2
Term
valence of nitrogene
Definition
3
Term
4 communiscation types,
Definition
tacticale, chemical, auidtory and visual
Term
valence of Carbon
Definition
4
Term
valence of hydrogene
Definition
1
Term
what is a biological species concept
Definition
a population whose memebers have the potential to interbreed and produce viable and fertile offsprings
Term
The van der Waals bond
Definition
between molecules?
Term
whats is a anion
Definition
a negatively charged atom
Term
humans are made out of what 4 elements
Definition
carbon, nitorgen, hydrogen and carbon
Term
matter
Definition
a compound of elements
Term
behaviour?
Definition
an action accried out by the musculatory glands in response to a stimulus
Term
taxis
Definition
an oriented mouvements
Term
covalent bond
Definition
a bond in whcih two atoms share an electron
Term
allopolyploid
Definition
a fertile individulas that has two sts of chromosones as a results of 2 species interpreding
Term
2 differents forms of polyploidy
Definition
allo and auto
Term
what are the two categors of bases and deveop
Definition
purines( adenine and guanine)
pyrimidines ( cytosine, urasile and thymine)
Term
describe the gentci flow of information
Definition
DNA to Rna To ribosmones
Term
what are two of Chargaffs rules?
Definition
A=T; C=G and
between a and t there are two hydrogen bonds and between c and g there are three
Term
migration
Definition
an regular long distcance change in locations
Term
what forms DNA
Definition
nucleotides
Term
6 types of learnings
Definition
habiation/ associative leaning/ spatial learning/ COgnitive maps/ COgnitive maps and probleme solving/ imprining
Term
what is a functional group?
Definition
important chemicals groups that directly affect molecular fonction
Term
3 types of adaptive behaviors
Definition
innate/imprinting/associative
Term
nuclease
Definition
enzymes witch breaks nuclease
Term
pyrimmidines dimer
Definition
two pyrimmidines
Term
role of proteins; 3 and 4
Definition
defences, trasnsportn, enzymes, structure
Term
what causes polymers to break
Definition
hydrolisis
Term
whats is a molecule?
Definition
association of atoms
Term
3 propreties of water
Definition
surface tension, solvent, cohesion/adhesion
Term
hydropholic and hydrophobic
Definition
water loving and water hating
Term
Whats is a polymer
Definition
a long moleculre of monomers
Term
What is a ion
Definition
charged atom
Term
a valence
Definition
the bonding capaccity of an atom shown by the number of unpaired electrons
Term
3 subatomic particls and charge
Definition
protons+ , neutrons neutral. this make up the nucleus, which is possitive
electrons are negative ... AN ATOME IS NEUTRAL
Term
cation
Definition
possitivly charged atoms
Term
3 types of chemical bonds
Definition
covalent, ionic, hydrogen
Term
example of sibling species
Definition
East and Westen Wood Pewers
Term
5 types of Pre zygotic barries
Definition
time, habitat, behavior, mechanical, gamets
Term
peripatric speciation
Definition
speciation that happens due to a founder effects
Term
4 modes of speciation
Definition
allopatric, sympatric, parapatric and peripatric
Term
4 life histroy traits
Definition
offspring effort, age/size at first reproduction, reproductive effort and clutch size
Term

what is a

nucleus

 

Definition
information centrol, core of the atom
Term
what creats the memebrance of a cell
Definition
bilays of phosophild
Term
what is common in all AA
Definition
central cabon, amini functional group and a carboxyl
Term
3 types of POST zygotic barriers
Definition
reduce hybrif fertility, vitality and hybrid breakdown
Term
what is a monomeric units of DNA
Definition
NUCLEAOTIDS
Term
autopolyploid
Definition
having two sets or chromosones
Term
autopolyploid
Definition
having two sets or chromosones from the same species
Term
polyploidy
Definition
species with an extra set of chromosones
Term
evolutionnary species concept
Definition
a population which has a lineage a beginning an end and a trajectory
Term
life history
Definition
overall sets of traits which directly affect your fitness
Term
define sympatric speciation
Definition
speciation that happens whicth the same species due to sexual selection
Term
what are AA
Definition
monomeric unites of proteins
Term
Umwelt and what does it differe to
Definition
the enviromnet an organisme perceives wihc differs due to its ability to move, sensory capacities and body size
Term
4 different functional groups
Definition
carboxyl, hydroxyl, amino and phosphate
Term
a hydrogen bond
Definition
a bond between a possitivly charged hydroge and a negative charged electrion
Term
describe the ioninc bond
Definition
the loss of an electron due to electronegativity
Term
what si the phylogenetic species concept
Definition
cluster of individuals with parental descent
Term
when two speces meet what can happen
Definition
fusion, reinforcement, stabilty
Term
Latin name for three spine sticklback
Definition
Gasterosteus aculeatus
Supporting users have an ad free experience!