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Bio Spring Final Review
Bio Spring Final Review
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Spring Final Review Part I
Flashcards
50 cards
F
Practice quiz
P
Host live
L
Questions
50
Answers
1
What tissue in the root results in the roots growth
meristemic
dermal
endodermis
vascular
2
During a lysogenic infection, the viral DNA
is inserted into the host DNA
replaces the host DNA
breaks down
is destroyed by the host DNA
3
Mycorrhizae fungi is a mutualisic relationship with
plant roots
bacteria
algae
cynobacteria
4
A fruit performs all the following functions EXCEPT:
protects the seed
disperses the seed
fertilizes the seed
surrounds the seed
5
All of the following are virus infections EXCEPT
Chicken pox
Strep throat
Hepatitis B
Common cold
6
A virus that infects and kills bacteria is known as a
bacteriophaage
viral gene
bacterium
retrovirus
7
A multicellular, eukaryotic heterotroph whose cells lack cell walls is a(n)
virus
animal
protist
plant
8
Divisions of the geologic time scale are largely based on
major changes in the fossil record.
major events in human history.
historic fossil discoveries
equal periods of time
9
The genetic makeup of an individual is its
phenotype
genotype
gamete
allele
10
A typical flower contains a male structure called a(n)
pistil
carpel
petal
stamen
11
The punnett square is used to determine the
result of segregation
actual outcome of a cross
possible outcome of genetic cross
result of meiosis
12
In the following pedigree, the symbols represent_______and the different levels represent_____.
parents; children
gender; generations
children; parents
generations; gender
13
The angiosperm fruit is a structure containing one or more matured
embryos
ovaries
flowers
seeds
14
Which process ensures genetic diversity among protist populations?
cloning
conjugation
production of sporangium
mitosis
15
The three main functions of a plant stem include all of the following EXCEPT:
carry out photosynthesis
transport substances throughout the plant
produce leaves
holds leaves up to the sun
16
The central dogma of molecular biology is that information is transferred from
DNA to RNA to proteins
RNA to DNA to amino acids
DNA to RNA to amino acids
RNA to DNA to proteins
17
Important differences between archaebacteria and eubacteria include all of the following EXCEPT
presence of capsid proteins
type of membrane lipids
nucleotide sequences of DNA
presence of peptidoglycan
18
The joining of male and female reproductive cells during sexual reproduction is known as
hybridization
self-pollination
cross-pollination
fertilization
19
In land plants, the multicellular diploid (2N) phase is known as the
gamete
sporophyte
gametophyte
zygote
20
The reproductive structure of a fungus is called the
fruitig body
mycorrhiza
mycelium
hyphae
21
Viruses cause disease by directly
upsetting homeostasis
destroying living cells
all of the above
affecting cellular processes
22
Which of the following is characteristic of all chordates but not found in invertebrates?
an exoskeleton
a notochord
four legs
a circulatory system
23
Protists locomotion includes all of the following EXCEPT
flagellum
cilia
pseudopod
flight
24
Increased genetic variation among species resulted from
the evolution of DNA
the production of ATP within cells
the development of sexual reproduction
the availability of oxygen in the atmosphere
25
Bacteria cause disease by
releasing toxins or breaking down cells
becoming part of a cell's DNA
causing host DNA to produce bacterial protiens
decomposing dead organic matter
26
The plant hormone ethylene stimulates the
ripening of fruits
growth of lateral buds
growth of flowers
elongation of stems
27
The process of change over time is
geology
biodiversity
fossilization
evolution
28
Which amino acid is represented by the codon UAC?
Tyrosine
Stop
Serine
Leucine
29
Darwin's ideas are relevant today because they help us understand
all of the above
relationships between living things and the natural world
Earth's biological past
how disease organisms change over time
30
Which of the following characteristics does NOT describe a land plant
alternation of generations
photosynthetic
prokaryotic
cell walls containing cellulose
31
Disease causing agents are called
vectors
emerging diseases
pathogens
antibiotics
32
the DNA that results from replication consists of
two molecules that contain one new and one original DNA
two molecules composed of new strands
two molecules composed of old strands
one molecule with two new strands of DNA
33
Soil bacteria that break down dead organisms and supply raw material for other organisms are
decomposers
plasmids
parasites
producers
34
Organisms that change slowly and steadily over time are examples of
mass extinction
gradualism
punctuated equilibrium
background extinction
35
The fossil record is described as an incomplete record of life's history because
many organisms die without leaving fossils.
only fossils from the recent past are available
many organisms are completely buried in volcanic ash
they exclude marine organisms
36
At the end of meiosis it produces
two genetically identical haploid cells
four genetically identical haploid gametes
four genetically different haploid cells
four genetically different diploid cells
37
How many chromosomes are found in each diploid cell of a person with Down syndrom?
22
47
24
45
38
In eukaryotes, DNA replicates at
a single location on the DNA molecule
dozens or even hundreds of places on the DNA molecule
the end of the DNA molecule
the center of the DNA molecule
39
Photographs of chromostomes are arranged in pairs in order of decreasing size in a(n)
genome
karyotype
autosome
pedigree
40
Sex-linked recessive traits occur
because of X-chromosome inactiviation
more often in females than in males
because of genes on autosomes
more often in males than in females
41
The seed leaves of a plant are known as
monocots
dicots
clades
cotyledons
42
Eukaryotic organisms that are not animals, plants, or fungi are classified as
protists
bacteria
parasites
viruses
43
The four major keys in classifying plants include seeds and all of the following EXCEPT
flowers
spores
embryo formation
water conducting tissue
44
The plant hormone ethylene stimulates the
growth of flowers
ripening of fruits
elongation of stems
growth of lateral buds
45
Darwin observed that different habitats within a local area contained animal species that were
similar but always varied in color
exactly the same
different yet closely related
completely different
46
Bacterial diseases can be treated using
antibiotics
all of the above
prions
antiviral drugs
47
What is one difference between RNA and DNA?
DNA is single stranded instead of double stranded
RNA sugar is deoxyribose instead of ribose
RNA stays in the nucleus while DNA travels
RNA contains uracil instead of thymine
48
Transfer RNA is important in which of the following processes?
transporting messenger RNA
assemblling ribosomes
synthesizing RNA codons
assembling proteins
49
Echinoderms are classified as more closely related to chordates because they both
are protostomes
are deuterostomes
have a notochord
are multicellular
50
The opening and closing of stomata is regulated by changes in
mesophyll cell wall thickness
chloroplast function
the number of stomata
water pressure in guard cells