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Biology Final
Biology Final
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1
Organisms that obtain nutrients and energy by eating other organisms
eukaryotic
multicellular
Heterotrophic
Autotrophic
2
The second part of a scientific name is unique to each
order in its class
species in its genus
genus in its family
family in its order
3
Which type of RNA brings the information in the genetic code from the nucleus to areas of cell?
RNA polymerase
tRNA
rRNA
mRNA
4
Which of the following internal characteristics would you expect this animal to have?
paired organs
a pseudocoelum
notochord
radial symmetry
5
A coelom is a body cavity
partially lined with endoderm
completely lined with mesoderm
partially lined with mesoderm
without mesoderm
6
Jean-Baptiste Lamarck proposed that organisms
belong to speciesthat never change
have an innate tendency toward complexity and perfection
have an innate tendencyto become simpler as time passes
inherit all of the adaptations they display
7
The second part of a scientific name is
capitalized if it derives from a proper name
the same as for other members of genus
description of trait or habitat
different in different locations
8
Which of the three germ layers give rise to muscles and circulatory, reproductive system?
protostome
endoderm
mesoderm
ectoderm
9
Looking at tissues you conclude that the tissue is not an animal because the cells have
cell walls
cell membrane
nuclei
membrane-bound organelles
10
the lungs develop from
mesoderm
coelum
endoderm
ectoderm
11
The only natural taxa in Linnaeus's system is the
kingdom
species
genus
phylum
12
which germ layer gives rise to muscles and much of the circulatory, reproductive and excretory?
ectoderm
mesoderm
endoderm
protostome
13
Several different classes make up a
kingdom and order
domain and phylum
phylum and kingdom
genus and kingdom
14
Which scientist(s) figured out that the shape of a DNA molecule is a double helix?
Franklin
Watson and Crick
Griffith
Hershey and Chase
15
Which nucleotide indicates the nucleic acid in RNA?
adenine
cytosine
uracil
guanine
16
Which of the following statements is true of eukaryotic DNA?
Introns are sequences of DNA
An intron is part of a promoter
A promoter is part of an intron
Exons are edited out of pre-mRNA
17
James Hutton's and Charles Lyell's work suggests that
Earth is several million years old
Earth is several thousandyears old
all rocks on Earth contain fossils
all fossils were formed in the last 1000 years
18
Which would be greater in eukaryotes than prokaryotes?
the total amt of DNA in a cell
total # of base pairs
the # of replication forks on DNA
percentage of guanine nucleotides
19
One reason common names are not useful to biologists is that they
are too long
can apply to more than one animal
are in latin
require the use of a dichotomous key
20
Each of the followingis a condition necessary for natural selectionto occur EXCEPT
more offspring are born than can survive
fitness varies among individuals
there is heritable variation among members of population.
population size is very large.
21
RNA contains the sugar
Ribose
lactose
Deoxyribose
glucose
22
At any level of organizations, groups that biological meaning are referred to as
cladograms
binomials
systems
taxa
23
In the 1800s, Charles Lyell emphasized that
past geological events must be explained by processes today
all pop. evolve through natural selection
human pop. will outgrow the food supply
Earth is a few thousand years old
24
For many species,there are often regional differences in their
scientific names
binomial nomenclature
taxa
common names
25
Scientists assign every organisma universally acceptedname according to what system
cladistics
traditional classification
binomial nomenclature
the three domains
26
In an animal that is bilaterally symmetrical, which two halves mirror each other?
the left and right sides
the front and back sides
the anterior end and the front side
the anterior and posterior ends
27
In eukaryotes, DNA
floats freely in the cytoplasm
is located in the ribosomes
is located in the nucleus
is circular
28
During DNA replication, a DNA strand that has the bases CTAGGT produces a strand with the bases
AGCTTG
GAUCCA
TCGAAC
GATCCA
29
When a farmer breeds only his or her best livestock, the process involved is
survival of the fittest
artificial selection
natural selection
Artificial selection
30
Which is a fertilized egg?
pseudocoelom
blastula
zygote
blastopore
31
Charles Darwin’sobservation that finches of diff. species have similar characteristics supports
finches acquired traits through use and disuse
finches have the ability to interbreed
finches all eat the same type of food
finches descended from a common ancestor
32
Darwin noticed that many organisms seemed well suited to
swimming from South America to the Galápagos Islands
surviving in the environments in which they lived
providing humans with food
being preservedas fossils
33
traditional classifications tended to take into account primarily
DNA similarities
visible similarities and differences
RNA similarities
extinct organisms
34
When farmers select animals or plants for breeding they look for
species that are perfect
characteristics acquired during the lifetime of the organism
natural variations that are present in a species
homologous structures
35
How do binomial names compare with early versions of scientific names?
they are completely descriptive
they are in English
they are longer
they are shorter
36
A blastula is
innermost germ layer
digestive organ
hollow ball of cells in an embryo
layer of embryological tissue
37
On the Galapagos Islands, Darwin observed
species exactly like those found in S. America
species similar to mainland S. America species
completely unrelated species on each island
species completely unrelated to those in S. America
38
Which are the two highest level taxa in the Linnaean system?
domain and phylum
kingdom and order
genus and kingdom
phylum and kingdom
39
What did Avery conclude caused transformation?
DNA was the transforming factor
A carbohydrate was the transforming factor
A lipid was the transforming factor
A protein was the transforming factor
