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Final Exam Review # 3
Test Description: Block number 3 of final exam review questions.
Instructions: Answer all questions to get your test result.
1) Chromosomes are made of small segments of DNA code called
A
Transcription factors
B
Viruses
C
mRNA
D
Genes
2) Genes that can be activated by factors that can change such as temperature or light are regulated by
A
Viral DNA
B
Parental investment
C
Natural selection
D
Environmental factors
3) Which process creates identical copies of a cell’s DNA
A
DyNAmic Equilibrium
B
Homeostasis
C
DNA replication
D
Meiosis
4) During DNA replication the nucleotide adenine pairs with the nucleotide
A
Uracil
B
Thymine
C
Guanine
D
Cytosine
5) During DNA replication the nucleotide cytosine pairs with the nucleotide
A
Uracil
B
Adenine
C
Guanine
D
Thymine
6) During DNA replication, the two strands of DNA are unzipped by the breaking of this type of weak bond that exists between complementary base pairs.
A
Covalent
B
Matrimonial
C
Ionic
D
Hydrogen
7) The central dogma of biology says that DNA is used to make RNA and then RNA is used to make
A
Nuclei
B
Proteins
C
Genes
D
Carboxylic acids
8) What technique is used when DNA is cut by an enzyme and then moved along an electrical gradient and arranged by size of fragment?
A
Genetic engineering
B
Gel electrophoresis
C
DNA replication
D
Chromatography
9) What process was proposed by Darwin to explain the evolution of new species?
A
Inheritance of acquired characteristics
B
Alternation of generations
C
Transgenic manipulation
D
Natural selection
10) Analyzing the change in species over time by looking at fossils in sedimentary rock provides evidence for
A
Evolution
B
Electrophoresis
C
Cell Differentiation
D
Lactation
11) The first living organisms on earth were
A
Eukaryotic
B
People
C
Dinosaurs
D
Prokaryotic
12) The rate of reproduction within a species can greatly influence the rate of
A
Vaccination
B
Locomotion
C
Evolution
D
Menstruation
13) What term describes the percentage of alleles for a specific characteristic?
A
Allele Diploidy
B
Allele Mutation
C
Allele Frequency
D
Allelic Diversity
14) The genetic differences that exist between individuals of the same species is called
A
Variation
B
Homogeneity
C
Oscillation
D
Overproduction
15) Which type of population would most likely have a lot of variation and would therefore have the greatest chance of surviving in a changing environment?
A
Endangered species
B
Small population
C
Abiotic population
D
Large population
16) Human organs and organ systems strive to maintain a stable internal environment. Which term best describes this condition?
A
Anabolic
B
Abiotic
C
Homozygous
D
Homeostasis
17) Proteases, which break down proteins, and lipases which break down lipids, are used by the digestive system to break down food for absorption into the blood. Since protease and lipase speed up the rate of the reactions they are called
A
Enzymes
B
Phospholipids
C
Lysosomes
D
Glucosides
18) Which body system is responsible for the movement of plasma and cells to all regions of the body?
A
Respiratory
B
Heart
C
Circulatory
D
Arteries
19) Which term would describe the blood that is being carried from the right side of the heart to the lungs, via the pulmonary artery?
A
Deoxygenated
B
Oxygenated
C
Osmoregulated
D
Ventriculated
20) Which term would describe the blood that is being carried from the left side of the heart to the cells of the body?
A
Osmoregulated
B
Ventriculated
C
Oxygenated
D
Deoxygenated
*select an answer for all questions
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