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25 terms

Fuggi Final Exam Study Guide 2 2013

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the probability that a coin will come up tails when flipped
artificial selection
a farmer breeds only his best livestock
base pairing of A
T
base pairing of C
G
class Mammalia
animals that are warm-blooded, have body hair, and produce milk for their young
common ancestry
evidenced by similar genes
correct order of the biological taxons
kingdom, phylum, class, order, family, genus, species
DNA molecule
long strands, shaped like a double helix (spiral staircase)
DNA replication of a strand that has bases CTAG
produces a strand that has bases GATC
dominant allele
one whose trait always shows up in the organism when the allele is present
explanation for the observation that females rarely get the disease hemophilia
a female's good X is dominant over her bad X
hemophilia
example of a sex-linked trait because it is found on the 23rd pair of chromosomes
homozygous
organisms that have two identical (same) alleles
homozygous recessive
an organism that has two identical recessive allels for a trait
organism classification
requires both large and small categories
pedigree
a family record that indicates the occurrence of a trait
principle of dominance
states that some alleles are dominant and others are recessive
reasons that biologists use a classification system to group organisms
organisms are numerous, diverse, and often have many different common names
scientific name
is the same for an organism all over the world and will have one genus name followed by one species identifier
second word in a scientific name
tells you the species
shape of birds beaks
one structural adaptation that Darwin found on the Galapagos Islands
South America, Galapagos Islands
place where Charles Darwin made many observations during his voyage on the Beagle
variation and natural selection
basis of Darwin's theory of evolution
XX
female
XY
male