The evolutionary history of a species

Which best describes a selective advantage?

characteristic that improves organisms chance for survival

These are made in the bone marrow.

platelets, white blood cells, plasma, red blood cells

studbud

Duplicate of Biology Exam Review

100 termsStudBud Administration3 plays

Imported from external platform

Flashcards100 cardsFPractice quizPHost liveL

Questions 100

Answers

1
This macromolecule is composed of a glyerol and fatty acids.
lipid
nucleic acid
carbohydrate
protein
2
Chromosomes line up along the equator in mitosis during...
telophase
anaphases
prophase
metaphase
3
When exhaling, air pressure in the lungs is low.
false
true
4
The stage that comes after attachment in the lytic cycle is...
assembly
lysis
replication
entry
5
Rings of cartilage are found in...
esophagus
alveoli
trachea
bronchioles
6
A different form of the same gene is called ...
karyotype
replication
sister chromatid
allele
7
Ethically controversial stem cells are...
embryonic
pluripotent
adult
8
The dub sound of the heart beat is from...
mitral vavle closing
Semilunar valves closing
narrowing of arteries
AV valves closing
9
Peppered moths are an example of...
stabilizing selection
directional selection
disruptive selection
10
When inhaling the diaphragm contracts and moves...
down
up
11
When two affected parents produce an unaffected offspring, this shows...
autosomal recessive inheritance
autosomal dominant inheritance
12
The outer coating on a virus is called...
capsid
cap
cell wall
RNA
13
Skin colour is an example of...
multiple alleles
polygenic inheritance
heterozygous advantage
14
Phylogeny is...
The evolutionary history of a species
The anatomical arrangement of an organism
Branches on a tree
15
Oogenesis only results in one egg being produced as ___________________ are also produced.
polar bodies
sperm
waste products
oogomium
16
A stroke caused by the bursting of a blood vessel in the brain.
ischemic stroke
leukemia
hemophilia
hemorrhagic stroke
17
The valve between the left atruim and left ventricle is called...
pulmonary
tricuspid
semilunar
bicuspid
18
Specialized adult stem cells that have been returned to a stem-cell-like state are called...
pluripotent
adult
embryonic
19
In a dihybrid cross, the ratio of the offspring from two completely heterozygous parents is..
9:3:3:1
3:1
1:3
9:2:2:1
20
Salmon size is an example of...
disruptive selection
directional selection
stabilizing selection
21
What is the human haploid number?
46
12
23
34
22
Can be fixed with an artificial pacemaker if necessary.
arrhythmia
arteriosclerosis
coronary bypass
aneurysm
23
The key event where homologous chromosomes pair up in Prophase 1 of meiosis is called...
chiasmata
cytokinesis
synapsis
crossing over
24
Which best describes a selective advantage?
process by which populations change biologically over time
process by which individuals change biologically over time
characteristic that improves organisms chance for survival
characteristic that reduces an orgamisms chance of survival
25
Prior to diffusion of oxygen from alveoli to blood, the concentration of oxygen is higher in...
alveoli
blood
26
The small intestine are covered with _________________ to maximize absorbtion.
enzymes
villi
mucous
cilia
27
Which of the following is not an example of multiple alleles?
Rabbit coat colour
Clover leaf pattern
Human blood groups
Heterozygous advantage
28
The roaming wolf is an example of...
natural selection
gene flow
genetic drift
non-random mating
29
Produces bile.
pancreas
salivary gland
gall bladder
liver
30
These are made in the bone marrow.
platelets
white blood cells
plasma
red blood cells
31
This scientist studied pea plants.
Mendel
van Leeuwenhoek
Punnett
Aristotle
32
Two parents heterozygous for eye colour and height. How many blue eyed, tall offspring expected
3
2
1
9
33
The pacemaker of the heart is...
AV node
Bundle of His
SA node
Purkinje fibres
34
Surrounds ventricles and causes them to contract.
Bundle of His
SA node
AV node
Purkinje fibres
35
This macromolecule is responsible for producing our proteins in the body.
lipid
nucleic acid
carbohydrate
protein
36
A translocation is when a segment of chromosome is deleted.
False
True
37
A form of inflammatory disease that attacks the colon.
Crohn's disease
cirrhosis
peptic ulcer
ulcerative colitis
38
Which of the following is not a source of evidence for evolution...
anatomy
gene flow
biogeography
fossil record
39
What three factors provide evidence of relationships among species?
anatomy, phylogeny and DNA
anatomy, physiology, and DNA
physiology, biogeography and DNA
40
A technique used to fertilize a females egg outside of the body is called...
selective breeding
embryo transfer
artificial insemination
in vitro fertilization
41
TT
Homozygous
Heterozygous
42
Which macromolecule is glycogen?
lipid
protein
carbohydrate
nucleic acid
43
Darwin is known for...
natural selection
catastrophism
inheritance of acquired characteristics
uniformitarianism
44
A substrate feeder...
lives on its food source
is an aquatic animal
is a bird or butterfly
ingest large pieces of food
45
This organ is responsible for making bicarbonate which neutralizes chyme.
liver
gall bladder
salivary gland
pancreas
46
The longest portion of the SI is the...
ileum
duodenum
jejunum
47
The insoluble mesh that forms a scab is made from this protein.
fribrin
thromboplastin
prothrombin
thrombin
48
Meiosis results in ____, ________ cells.
4, haploid
2, diploid
2, haploid
4, diploid
49
This scientist believed that he saw a complete person in the head of a sperm.
Aristotle
Mendel
van Leeuwenhoek
Punnett
50
A normal breath is called...
expiratory reserve volume
tidal volume
vital capacity
residual volume
51
A normal diastolic pressure is...
80
120
40
110
52
Produces bile.
pancreas
gall bladder
salivary gland
liver
53
Giraffe neck size is an example of...
stabilizing selection
directional selection
disruptive selection
54
Located in the septum.
Bundle of His
AV node
Purkinje fibres
SA node
55
This macromolecule is composed of amino acid subunits
protein
nucleic acid
carbohydrate
lipid
56
Performs over 400 functions in the body.
liver
salivary gland
pancreas
gall bladder
57
This macromolecule contains 2.25 times more energy per gram than the others.
nucleic acid
lipid
protein
carbohydrate
58
Which of the following is an example of mimicry?
the venom of a rattlesnake
the migration of Arctic geese
a syrphid fly that looks like a wasp
a toxic chemical excreted by a stinging nettle plant
59
A bulge in an artery or heart chamber caused by weakened muscle...
coronary bypass
arrhythmia
arteriosclerosis
aneurysm
60
Is the first portion of the small intestine that receives chyme from the stomach.
ileum
jejunum
duodenum
61
Breaks DNA into it's subunits.
pepsin
nucleases
lipase
carbohydrases
62
The three domains are...
prokaryotes, eukaryotes, archaea
prokaryotes, eukaryotes, plants
archaea, plants,animals
prokaryotes, eukaryotes, animals
63
Cuvier is known for...
uniformitarianism
natural selection
inheritance of acquired characteristics
catastrophism
64
Breaks fats into glycerol and fatty acids.
carbohydrases
pepsin
nucleases
lipase
65
Many individuals that have smoked for a long period of time develop...
acid reflux
bronchitis
emphysema
pneumonia
66
Chromosomes that are genetically identical to each other are called...
sister chromatids
centromers
chromatin
homologous
67
Healthy liver tissue is replaced with scar tissue.
ulcerative colitis
peptic ulcer
Crohn's disease
cirrhosis
68
Lyell is known for...
uniformitarianism
natural selection
inheritance of acquired characteristics
catastrophism
69
The sex chromosomes XYY belong to someone with...
Klinefelter's syndrome
Jacob's syndrome
Down Syndrome
Turner's Syndrome
70
Gene cloning involves the use of recombinant DNA.
True
False
71
An inversion error occurs when a section of chromosome is flipped around.
False
True
72
There are __________ pairs of autosomes in humans.
44
22
23
46
73
The amount of air always left in your lungs (even after a full exhalation) is...
residual volume
expiratory reserve volume
tidal volume
vital capacity
74
The sex chromosomes XXY belong to someone with...
Jacob's syndrome
Down Syndrome
Klinefelter's syndrome
Turner's Syndrome
75
Lamarck is known for...
natural selection
catastrophism
inheritance of acquired characteristics
uniformitarianism
76
A disorder in which the blood does not clot normally.
leukemia
hemorrhagic stroke
ischemic stroke
hemophilia
77
The sex chromosomes X belong to someone with...
Turner's Syndrome
Down Syndrome
Jacob's syndrome
Klinefelter's syndrome
78
A monosomy is an example of a non-disjunction disorder resulting in down syndrome.
True
False
79
Breaks proteins into small polypeptides.
nucleases
lipase
carbohydrases
pepsin
80
Stores bile.
gall bladder
pancreas
salivary gland
liver
81
The process of breeding plants and animals for desirable traits is called...
embryo transfer
selective breeding
artificial insemination
in vitro fertilization
82
The lightest component of the blood volume is...
red blood cells
plasma
white blood cells
platelets
83
Billions of bacteria break down undigested matter and produce vitamins for our bodies in the...
esophagus
small intestine
pancreas
large intestine
84
The branch of biology that identifies, names and classifies species is called...
phylogeny
rankonomy
taxonomy
anatomy
85
This macromolecules subunits are connected by peptide bonds.
carbohydrate
nucleic acid
protein
lipid
86
What is stroke volume in if cardiac output is 3600 mL/min and bpm is 60?
60 mL/min
40 mL/min
40 mL
60 mL
87
The typhoon in Pingelap that resulted in colour vision deficiency was an example of...
gene flow
natural selection
genetic drift
non-random mating
88
Blood travels from the inferior vena cava to the...
right ventricle
superior vena cava
right atruim
left atrium
89
If an organism has 78 chromosomes in total, what is its diploid number.
39
156
46
78
90
A gene exists in two forms, A and a. Which type of gamete can a homozygous recessive produce?
aa
a
Aa
A
91
An irregular heart beat is...
coronary bypass
arteriosclerosis
arrhythmia
aneurysm
92
Produces a fluid that contains the enzyme amylase.
salivary gland
pancreas
gall bladder
liver
93
Which genetic screening test involves taking a sample of amniotic fluid from the amniotic sac?
Ultrasound
Amniocentesis
Chorionic Villus Sampling
94
In the case of antibiotic resistance, the selective pressure on the bacterial population is...
temperature
high reproductive rate
mutation
antibioic
95
A plant with red an white polka dots represents offspring from _________________.
codominance
incomplete dominance
96
In a monohybrid cross, the ratio of the offspring from two completely heterozygous parents is..
9:2:2:1
3:1
9:3:3:1
1:3
97
The QRS wave on a ECG is produced by...
ventricles relaxing
ventricles filling
atria contracting
ventricles contracting
98
These carry hemoglobin.
plasma
platelets
white blood cells
red blood cells
99
An individual heterozygous for type A blood would have the genotype...
IAIa
IAi
ii
IAIB
100
A cell without a nucleus would be considered a...
prokaryote
eukaryote

Duplicate of Biology Exam Review Flashcards | StudBud