Biology: The Dynamic Science (MindTap Course List)
4th Edition
ISBN: 9781305389892
Author: Peter J. Russell, Paul E. Hertz, Beverly McMillan
Publisher: Cengage Learning
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Chapter 21, Problem 6TYK
Which of the following represents an example of qualitative
a. the lengths of people’s toes
b. the body sizes of pigeons
c. human ABO blood types
d. the birth weights of humans
e. the number of leaves on oak trees
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Which of the following is the definition of the term named Homozygous?
a.Refers to genes that have identical alleles
b.Genetic constitution of an organism
c.Alternative form of a gene
d.Trait expressed in the F1 generation
e.Fundamental physical and functional unit of heredity
f.Physical expression of traits of an organism
Which of the following is the definition of the term named Allele?
a.Refers to genes that have identical alleles
b.Genetic constitution of an organism
c.Alternative form of a gene
d.Trait expressed in the F1 generation
e.Fundamental physical and functional unit of heredity
f.Physical expression of traits of an organism
Which of the following is the definition of the term named Genotype?
a.Refers to genes that have identical alleles
b.Genetic constitution of an organism
c.Alternative form of a gene
d.Trait expressed in the F1 generation
e.Fundamental physical and functional unit of heredity
f.Physical expression of traits of an organism
Chapter 21 Solutions
Biology: The Dynamic Science (MindTap Course List)
Ch. 21.1 - If a population of skunks includes some...Ch. 21.1 - Prob. 2SBCh. 21.1 - What factors contribute to phenotypic variation in...Ch. 21.2 - Prob. 1SBCh. 21.2 - Why is the Hardy-Weinberg principle considered a...Ch. 21.2 - Prob. 3SBCh. 21.3 - Which agents of microevolution tend to increase...Ch. 21.3 - Which mode of natural selection increases the...Ch. 21.3 - In what way is sexual selection like directional...Ch. 21.4 - How does the diploid condition protect harmful...
Ch. 21.4 - Prob. 2SBCh. 21.4 - Prob. 3SBCh. 21.5 - How can a biologist test whether a trait is...Ch. 21.5 - Why are most organisms adapted to the environments...Ch. 21 - The reason spontaneous mutations do not have an...Ch. 21 - The phenomenon in which chance events cause...Ch. 21 - Prob. 3TYKCh. 21 - Prob. 4TYKCh. 21 - Prob. 5TYKCh. 21 - Which of the following represents an example of...Ch. 21 - A population of mice is at HardyWeinberg...Ch. 21 - If the genotype frequencies in a population are...Ch. 21 - An Eastern European immigrant carrying the allele...Ch. 21 - If a storm kills many small sparrows in a...Ch. 21 - Prob. 11TYKCh. 21 - Discuss Concepts Many human diseases are caused by...Ch. 21 - Prob. 13TYKCh. 21 - Apply Evolutionary Thinking Captive breeding...Ch. 21 - Prob. 15TYKCh. 21 - Design an experiment to test the hypothesis that...Ch. 21 - Peter and Rosemary Grant of Princeton University...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Watch a youtube video on the example of the Laborador fur color determination. https://www.youtube.com/watch?v=M5IveTJRYyI In this example, if a laborador dog has golden fur color, what is its genotype? A. B_E_ B. bbE_ C. B_ee D. bbee E. C or Darrow_forwardWhich of the following is the definition of the term named Dominant trait? a.Refers to genes that have identical alleles b.Genetic constitution of an organism c.Alternative form of a gene d.Trait expressed in the F1 generation e.Fundamental physical and functional unit of heredity f.Physical expression of traits of an organismarrow_forwardSearch the menus (Alt+/) 150% Normal text Calibri I U A 12 + 1 4 8 6. Use the images from the chart on the following page to write genotype (or genotypes) for each trait. a. Curly Tail e. Single Comb b. Long Hair f. Wooly Sheep 1 of 3 c. Agouti g. Drooping Ears d. Horned h. Erect Ears 7. Determine the genotypes for each using the chart on the next page. a. Heterozygous Spike Tail e. Homozygous Rose Comb b. Purebred Long Hair f. Hybrid Hairy Sheep c. Homozygous Agouti g. Purebred Erect Ears d. Hybrid Polled h. Homozygous Erect Earsarrow_forward
- When comparing asthma and cystic fibrosis, the proportion of variance in each illness that can be explained by genetic factors: a. Is different for different populations b. is highest in cystic fibrosis c. is the same for both illnesses Od. Is highest in asthmaarrow_forwardIn humans, the four blood types A, B, O, and AB are determined by three alleles IA, IB, and i. Write the genotype for each person based on the descriptions given below: a. Homozygous for the “B” allele b. Heterozygous for the “A” allele c. Type O d. Type “A” and had a type “O” parent e. Type “AB” f. Blood can be donated to anybody g. Can only get blood from a type “O” donor Mrs. Essy is type “A” and Mr. Essy is type “O.” They have three children named Matthew, Mark, and Luke. Mark is type “O,” Matthew is type “A,” and Luke is type “AB.” Based on this information: a. Mr. Essy must have the genotype b. Mrs. Essy must have the genotype because has blood type c. Luke cannot be the child of these parents because neither parent has the allele In garden peas, round seeds (R) are completely dominant to wrinkled seeds (r), and yellow seeds (Y) are completely dominant to green seeds (y). Consider the following dihybrid cross. Answer the following questions based on the results of…arrow_forwardIn humans, unattached earlobes (E) are dominant to attached earlobes (e). If a child is born with unattached earlobes, and a mother with attached earlobes, and a dad with unattached earlobes, what is genotype of the dad? O a. EE or Ee O b. ee O c. Ee O d. Ee or ee O e. EEarrow_forward
- Identify each of the following as an example of allele, genotype, and/or phenotype frequency: A. Approximately 1 in 2500 people of Northern European descent is born with cystic fibrosis. B. The percentage of carriers of the sickle cell allele in West Africa is approximately 13%. C. The number of new mutations for achondroplasia, a genetic disorder, is approximately 5 × 10–5.arrow_forwardRelatives are phenotypically similar in part because relatives are genetically similar. Which of the following also contribute to the phenotypic resemblance between relatives and can confound estimating trait heritability? A. Similar microbiomes B. Similar environmental factors C. Similar phenotypic responses to environmental factors D. Non-random association between genotypes and environmental factors E. All of the above Please answer asap and in short and content not be palgarised pleasearrow_forwardWhich of the following is false? a. The color of a fruit fly's eyes is a trait. b. The instructions for producing a trait are found in a gene that controls the physical expression of that trait. c. A gene can have different alleles that can specify different traits, such as red or brown eye color. d. The trait is influenced by the gene, independent of the environment. e. By studying the patterns of traits over generations of an organism, the genetic composition of an organism can be deduced.arrow_forward
- For this worksheet use the following alleles: T=Tall t=short B=blue b=purple M=monkey toes m=regular toes L=large size l=small size E=brown eyes e=blue eyes R=round r=wrinkled G=green g-yellow D=double d=singlearrow_forwardIn the context of genetic influence on individual differences, the degree of genetic influence typically a. increases from infancy through childhood, and then decreases from childhood through adulthood. b. decreases from infancy through adulthood. c. remains stable from infancy through adulthood. d. increases from infancy through adulthood.arrow_forwardHow can each of the following be used in determiningthe role of genetic and/or environmental factors inphenotypic variation in different organisms?a. genetic clonesb. human monozygotic versus dizygotic twinsc. cross-fosteringarrow_forward
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