Biology 1402 Test #1 Held
Evolution b- bcorrect banswers✔✔Change bin bfrequency bof btraits bin ba bpopulation
Natural bSelection b- bcorrect banswers✔✔Cause bof bchange
(Species bwho badapt bmore bsuccessfully btend bto bsurvive band bproduce bmore
badapted boffspring)
Adaptation b- bcorrect banswers✔✔Increase bin bfitness bof bpopulation bto benvironment
(The bprocess bof ba bspecies bchanging bdue bto bthe benvironment bchanging baround
bthem)
Heritable bVariations b- bcorrect banswers✔✔Traits bthat bcan bbe bselected
(genetic bdifferences bwithin ba bpopulation bdue bto bphenotypes)
DNA b- bcorrect banswers✔✔Carries bGenetic binformation
Genetic bInformation b- bcorrect banswers✔✔Details bof bone's bgenetics
Biome b- bcorrect banswers✔✔distinct bregion bhousing bdistinct bset bof bplants band
banimals
community bof bspecies badapted bto ba bregion
Element b- bcorrect banswers✔✔chemical bsubstance
Compound b- bcorrect banswers✔✔made bup bof batoms bfrom bdifferent belements
, Atom b- bcorrect banswers✔✔smallest bunit bof bmatter
Molecule b- bcorrect banswers✔✔A bgroup bof batoms bbonded btogether
Proton b- bcorrect banswers✔✔positive bcharge; bin bnucleus
Neutron b- bcorrect banswers✔✔neutral bcharge; bin bnucleus
Electron b- bcorrect banswers✔✔negative bcharge; boutside bof bnucleus b(orbitals)
Atomic bNucleus b- bcorrect banswers✔✔contains bprotons band bneutrons; bcenter bof
batom
Isotope b- bcorrect banswers✔✔atoms bof bthe bsame belement bthat bhave bdifferent b#
bneutrons
Isomer b- bcorrect banswers✔✔same bformula bbut bdifferent batom barrangement
Ion b- bcorrect banswers✔✔atom bw/ ba bnet bcharge
Inert bElement b- bcorrect banswers✔✔doesn't breact, bhappy, bstable
Energy bLevel b(Shell) b- bcorrect banswers✔✔orbitals baround bnucleus bwhere belectrons
borbit bsaid bnucleus
Orbital b- bcorrect banswers✔✔orbit bor bcloud boccupied bby ban belectron. bShaped blike
ba bsphere
Ionic bBond b- bcorrect banswers✔✔connections bbetween boppositely bcharged bions
b(cations, banions) b
opposite bcharges battract
Covalent bBond b- bcorrect banswers✔✔when batoms bshare belectron bpairs
sing, bdouble bor btriple bbond---strongest bbond
Hydrogen bBond b- bcorrect banswers✔✔Attraction bbetween bH batom b(positive bpole)
band bO batom b(negative bpole) bof banother bmolecule
Single bBond b- bcorrect banswers✔✔one bpair bof belectrons bshared bbetween btwo
batoms
Double bBond b- bcorrect banswers✔✔two bpairs bof belectrons bbeing bshared bbetween
btwo batoms
Polar bBond b- bcorrect banswers✔✔Covalent bbond bb/w belements bthat bhave bdiffering
belectronegativity
Evolution b- bcorrect banswers✔✔Change bin bfrequency bof btraits bin ba bpopulation
Natural bSelection b- bcorrect banswers✔✔Cause bof bchange
(Species bwho badapt bmore bsuccessfully btend bto bsurvive band bproduce bmore
badapted boffspring)
Adaptation b- bcorrect banswers✔✔Increase bin bfitness bof bpopulation bto benvironment
(The bprocess bof ba bspecies bchanging bdue bto bthe benvironment bchanging baround
bthem)
Heritable bVariations b- bcorrect banswers✔✔Traits bthat bcan bbe bselected
(genetic bdifferences bwithin ba bpopulation bdue bto bphenotypes)
DNA b- bcorrect banswers✔✔Carries bGenetic binformation
Genetic bInformation b- bcorrect banswers✔✔Details bof bone's bgenetics
Biome b- bcorrect banswers✔✔distinct bregion bhousing bdistinct bset bof bplants band
banimals
community bof bspecies badapted bto ba bregion
Element b- bcorrect banswers✔✔chemical bsubstance
Compound b- bcorrect banswers✔✔made bup bof batoms bfrom bdifferent belements
, Atom b- bcorrect banswers✔✔smallest bunit bof bmatter
Molecule b- bcorrect banswers✔✔A bgroup bof batoms bbonded btogether
Proton b- bcorrect banswers✔✔positive bcharge; bin bnucleus
Neutron b- bcorrect banswers✔✔neutral bcharge; bin bnucleus
Electron b- bcorrect banswers✔✔negative bcharge; boutside bof bnucleus b(orbitals)
Atomic bNucleus b- bcorrect banswers✔✔contains bprotons band bneutrons; bcenter bof
batom
Isotope b- bcorrect banswers✔✔atoms bof bthe bsame belement bthat bhave bdifferent b#
bneutrons
Isomer b- bcorrect banswers✔✔same bformula bbut bdifferent batom barrangement
Ion b- bcorrect banswers✔✔atom bw/ ba bnet bcharge
Inert bElement b- bcorrect banswers✔✔doesn't breact, bhappy, bstable
Energy bLevel b(Shell) b- bcorrect banswers✔✔orbitals baround bnucleus bwhere belectrons
borbit bsaid bnucleus
Orbital b- bcorrect banswers✔✔orbit bor bcloud boccupied bby ban belectron. bShaped blike
ba bsphere
Ionic bBond b- bcorrect banswers✔✔connections bbetween boppositely bcharged bions
b(cations, banions) b
opposite bcharges battract
Covalent bBond b- bcorrect banswers✔✔when batoms bshare belectron bpairs
sing, bdouble bor btriple bbond---strongest bbond
Hydrogen bBond b- bcorrect banswers✔✔Attraction bbetween bH batom b(positive bpole)
band bO batom b(negative bpole) bof banother bmolecule
Single bBond b- bcorrect banswers✔✔one bpair bof belectrons bshared bbetween btwo
batoms
Double bBond b- bcorrect banswers✔✔two bpairs bof belectrons bbeing bshared bbetween
btwo batoms
Polar bBond b- bcorrect banswers✔✔Covalent bbond bb/w belements bthat bhave bdiffering
belectronegativity
