BIOL 1104 Unit 4 Test Questions with Correct Answers

BIOL 1104 Unit 4 Test Questions with
Correct Answers
2 types of traits - CORRECT ANSWER -Discrete and continuous



Continuous traits - CORRECT ANSWER -
Follow a distribution and often produced by many gene regions working together



Discrete traits - CORRECT ANSWER -
Can be readily classified into one of a series of types, colors or shapes; may or may not be gen
erated by one or many gene regions



Polymorphism - CORRECT ANSWER -Multiple descrete traits in a population



Heritable traits are shaped by? - CORRECT ANSWER -
Genes being expressed and translated proteins



Diploid gene - CORRECT ANSWER -One copy from each parent



Haploid gene - CORRECT ANSWER -Only one copy

ex: mitochondrial genes



Alleles - CORRECT ANSWER -Gene copies



Homozygous - CORRECT ANSWER -2 identical alleles



Heterozygous - CORRECT ANSWER -2 distinct alleles

, Evolution - CORRECT ANSWER -The diversity of traits changes over a long period of time
X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2




Evolution (change) - CORRECT ANSWER -
X2 X2 X2 X2 X2




Not the same as the proposed mechanisms that allow for evolution
X2 X2 X2 X2 X2 X2 X2 X2 X2 X2




Microevolution - CORRECT ANSWER -The change in trait or frequency over time
X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2




Macroevolution - CORRECT ANSWER - X2 X2 X2 X2




Change becomes associated with some form of isolation or discontinuity and we can distinguis h
X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2




the populations readily.
X2 X2




Speciation - CORRECT ANSWER - X2 X2 X2 X2




The separation of ancestral populations into a distinct species; Macroevolution E
X2 X2 X2 X2 X2 X2 X2 X2 X2 X2




x: Darwin's finches
X2 X2




Fitness - CORRECT ANSWER -Result of survival and reproduction
X2 X2 X2 X2 X2 X2 X2 X2




Alleles and genotypes can be monitored - CORRECT ANSWER -
X2 X2 X2 X2 X2 X2 X2 X2 X2




Electrophoresis of proteins or nucleic acids with different size or change. Various
X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2




methods of DNA sequencing X2 X2 X2




Electrophoresis - CORRECT ANSWER -Separation in an electric fieldX2 X2 X2 X2 X2 X2 X2 X2




Alleles may be classified by - CORRECT ANSWER -
X2 X2 X2 X2 X2 X2 X2 X2




Where they migrate under electrophoresis or the specific DNA bases identified in a portion of DN
X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2




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