Biology 1108 Final Exam Questions with Correct Answers 2026 Biology 1108 Final Exam Questions with Correct Answers 2026

Biology 1108 Final Exam Questions with
jk jk jk jk jk




Correct Answers 2025jk jk jk


Monophyletic j k Group j k - j k CORRECT j k ANSWER j k -
includes j k all j k the j k descendants j k of j k a j k common j k ancestor, j k and j k its j k considered j k a j k natural
j k grouping j k o jkf j k organisms j k based j k on j k a j k shared j k ancestry.




Paraphyletic j k Group j k - j k CORRECT j k ANSWER j k -
some j k (not j k all) j k of j k descendants j k of j k a j k common j k ancestor



Polyphyletic j k Group j k - j k CORRECT j k ANSWER j k -
organisms j k from j k distinct j k lineages j k based j k on j k shared j k characters, j k but j k no j k common
j k ancestor




Homologies j k - j k CORRECT j k ANSWER j k -similarities j k based j k on j k shared j k ancestry



Analogies j k - j k CORRECT j k ANSWER j k -similarities j k based j k on j k independent j k adaptations



Synapomorphies j k - j k CORRECT j k ANSWER j k -shared, j k derived j k characters.



Fossils j k - j k CORRECT j k ANSWER j k -remains j k of j k organisms j k preserved j k in j k sedimentary j k rock



Cambrian j k Explosion j k - j k CORRECT j k ANSWER j k -first j k major j k marine j k life j k diversity
j k exploded— jksignificant j k benchmark j k in j k time




Phenotype j k - j k CORRECT j k ANSWER j k -expression j k of j k a j k physical, j k behavioral, j k or j k biochemical
j k trait




Genotype j k - j k CORRECT j k ANSWER j k -
genetic j k makeup j k of j k a j k cell j k or j k organism, j k the j k particular j k combination j k of j k alleles
j k present j k in j k an j k in jkdividual

, Somatic j k - j k CORRECT j k ANSWER j k -Non j k reproductive j k cells j k that j k make j k up j k body j k tissues



Germ-Line j k - j k CORRECT j k ANSWER j k -
has j k to j k do j k with j k sexual j k cells j k and j k gametes j k (can j k be j k passed j k on)



Recombination j k - j k CORRECT j k ANSWER j k -
gives j k new j k combinations j k not j k present j k in j k population j k (used j k to j k describe j k genes, j k not
j k alleles)




Hardy-Weinberg j k Equilibrium j k - j k CORRECT j k ANSWER j k -
describe j k situations j k in j k which j k allele j k frequencies j k do j k not j k change



Natural j k Selection j k - j k CORRECT j k ANSWER j k -
differential j k reproductive j k success j k of j k genetic j k variants. j k Harmful j k alleles j k are j k deleted
j k over j k time j k a jknd j k beneficial j k ones j k increase j k in j k frequency




Sexual j k Selection j k - j k CORRECT j k ANSWER j k -
evolution j k of j k traits j k that j k increase j k an j k individuals j k access j k to j k members j k of j k opposite j k sex



Gene j k Flow j k - j k CORRECT j k ANSWER j k -Movement j k of j k alleles j k between j k populations



Migration j k - j k CORRECT j k ANSWER j k -gene j k flow j k and j k tends j k to j k have j k homogenizing j k effect



Berman's j k Rule j k - j k CORRECT j k ANSWER j k -
The j k further j k North j k or j k South j k from j k the j k equator j k you j k go, j k the j k stockier j k the j k organisms



Biological j k Species j k Concept j k (BSC) j k - j k CORRECT j k ANSWER j k -
species j k are j k groups j k of j k actually/potentially j k interbreeding j k populations j k that j k are
j k reproductively j k i jksolated j k from j k other j k groups. j k Emphasizes j k reproductive j k isolation.