Concepts of Biology
1st Edition
ISBN: 9781938168116
Author: Samantha Fowler, Rebecca Roush, James Wise
Publisher: OpenStax College
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Textbook Question
Chapter 8, Problem 6RQ
The observable traits expressed by an organism are described as its _______.
a.
b. genotype
c. alleles
d. zygote
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Chapter 8 Solutions
Concepts of Biology
Ch. 8 - Figure 8.9 In pea plants, round peas (R) are...Ch. 8 - Figure 8.10 In pea plants, purple flowers (P) are...Ch. 8 - Figure 8.16 What ratio of offspring would result...Ch. 8 - Imagine that you are performing a cross involving...Ch. 8 - Imagine that you are performing a cross involving...Ch. 8 - The observable traits expressed by an organism are...Ch. 8 - A recessive trait will be observed in individuals...Ch. 8 - What are the types of gametes that can be produced...Ch. 8 - What is the reason for doing a test cross? a. to...Ch. 8 - If black and white true-breeding mice are mated...
Ch. 8 - The ABO blood groups in humans are expressed as...Ch. 8 - In a cross between a homozygous red-eyed female...Ch. 8 - When a population has a gene with four alleles...Ch. 8 - Describe one of the reasons that made the garden...Ch. 8 - Use a Punnett square to predict the offspring in a...Ch. 8 - Use a Punnett square to predict the offspring in a...Ch. 8 - Can a male be a carrier of red-green color...Ch. 8 - Could an individual with blood type O (genotype...
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- The flower color gene studied by Mendel affected three traits. This is an example of ________. a. pleiotropic genes b. codominant inheritance c. polygenic inheritancearrow_forwardIf a person has one gene influencing blue eyes but actually has brown eyes, blue eyes must be a __________ trait. a. dominant b. recessive c. sex-linked d. polygenicarrow_forwardAn example of a trait that results from a single dominant allele is _____. A.attached earlobes B.cystic fibrosis C.more frequent in its appearance D.polydactylyarrow_forward
- A recessive trait will be observed in individuals that are ________ for that trait. a. heterozygous b. homozygous or heterozygous c. homozygous d. diploidarrow_forwardTwo parents without cystic fibrosis have a child with cystic fibrosis. The allele for cystic fibrosis is therefore _________ to the non-disease allele Group of answer choices A. codominant B. recessive C. dominant D. epistatic E. incompletely dominantarrow_forwardPolydactyly is a congenital physical anomaly in in humans, dogs, cats; and having supernumerary fingers or toes. If it is an autosomal dominant trait, when is a genotype of a person that shows normal phenotype? a. heterozygous recessive b. heterozygous dominant c. homozygous recessive d. homozygous dominantarrow_forward
- The observable traits expressed by an organism are described as its ________.a. phenotypeb. genotypec. allelesd. zygotearrow_forwardA trait that is present in a male child but not in either of his parents is characteristic of inheritance. a. autosomal dominant b. autosomal recessive c. X-linked recessive d. It is impossible to answer this question without more informationarrow_forwardGregor mendels experiments sought to discover if he could find the rules that govern A. Genetics B. Heredity C. Meiosis D. Mutationsarrow_forward
- Traits that are hidden and do not manifest in the offspring are called_________. A. Dominant trait B. Recessive trait C. Intelligence traits D. Character traitsarrow_forwardKlinefelter syndrome (XXY) can most be easily diagnosed by_______ . a. pedigree analysis c. karyotyping b. aneuploidy d. phenotypic treatmentarrow_forwardWhich of the following does not have an environmental factor thataffects the distribution of the phenotype? a. phenylketonuria c. heightb. skin color d. Marfan syndromearrow_forward
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