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17 Cards in this Set
- Front
- Back
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1.) Arrange the stages of the scientific method listed below in order from first to last.
1. analyze data 2. formulate hypothesis 3. make observation about a natural phenomenon or phenomena 4. reject or accept hypothesis 5. conduct experiments a. 3, 2, 5, 1, 4 b. 2, 4, 3, 5, 1 c. 2, 3, 5, 1, 4 d. 3, 5, 1, 2, 4 e. 3, 2, 4, 1, 5 |
A
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2.) Adaptations:
a. evolve in a particular direction to make a species more perfect b. are features that have evolved by natural selection because they serve some function that enhances the survival or reproduction of the organisms that bear them. c. are always advantageous in every habitat or environmental setting d. both A and B are correct e. both B and C are correct |
B
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3.) Evolution is:
a. a genetically based change in the characteristics of a population over time b. a change in allele frequencies over time c. occurs at the level of individuals d. both A and B are correct e. A, B, and C are correct |
D
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4.) Organisms that lack a defined cell nucleus are called:
a. bacteria b. eukaryotes c. archaea d. prokaryotes e. fungi |
D
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5.) The concept of the ‘web of life’ incorporates this mechanism of evolutionary change into the traditional ‘tree of life’:
a. natural selection b. vertical evolution c. induced mutation d. species generation e. horizontal gene transfer |
E
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6.) Which choice represents a possible pair of alleles?
a. D & G b. D & g c. D & d d. d & g |
C
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7.) The mating of two guinea pigs results in some offspring with brown curly hair, some with brown straight hair, some with white curly hair, and some with white straight hair. Which of Mendel's Laws does this illustrate?
a. dominance b. segregation c. independent assortment d. sex-linkage e. recessiveness |
C
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8.) In the cross Yy x Yy, what will be the phenotypic ratio of the F1 generation?
a. 1:2:1 b. 3:1 c. 1:3 d. 1:1 |
B
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9.) In the cross Yy x Yy, what will be the genotypic ratio of the F1 generation?
a. 1:2:1 b. 3:1 c. 1:3 d. 1:1 |
A
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10.) A liquid culture of E. coli bacteria growing in a test tube would be most accurately referred to as:
a. an organism b. a tissue c. an ecosystem d. a population e. a community |
D
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11.) What type of natural selection is depicted by column A?
more spread out, then becomes closer to the middle a. stabilizing selection b. disruptive selection c. directional selection d. intrasexual selection e. intersexual selection |
A
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12.) Which of the following is not one of the seven characteristics of life?
a. cells and organization b. reproduction c. defense against predators d. response to environmental changes e. regulation and homeostasis |
C
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13.) Which one of the following statements about properties and transmission of heritable traits is incorrect?
a. Inheritance is particulate and non-blending b. Recessive traits can be seen in the F1 generation, but disappear in the F2 generation. c. The genes for a given trait exist in two variant forms. d. The two copies of a gene separate from each other during transmission from parent to offspring e. a diploid organisms carries two genes for a given trait |
B
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14.) Which of the following does not represent a typical pattern of natural selection?
a. directional selection b. adaptive selection c. stabilizing selection d. disruptive selection e. sexual selection |
B
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15.) Match the change in chromosome structure on the left with the appropriate description on the right.
i. simple translocation ii. inversion iii. reciprocal translocation a. moving of a segment of a chromosome to a different chromosome b. exchange of pieces between two different chromosomes c. region of a chromosome is flipped into the opposite orientation a. i = a; ii = b; iii = c b. i = c; ii = a; iii = b c. i = b; ii = a; iii = c d. i = c; ii = b; iii = a e. i = a; ii = c; iii = b |
E
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16.) If we cross true-breeding round yellow pea plants (RRGG) with true-breeding wrinkled green pea plants (rrgg) and the traits DO assort independently, what phenotypes would we expect in the F2 generation?
a. only round yellow b. only wrinkled green c. only round yellow and wrinkled green d. round yellow, wrinkled green, round green and wrinkled yellow e. round green and wrinkled yellow |
B
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17.) Aneuploidy is the result of
a. duplication of the region of a chromosome b. inversion of a region of a chromosome c. nondisjunction during meiosis d. interspecies breeding e. none of the above |
C
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