Which of the following defines polygenic inheritance? An inheritance pattern in which one allele is not fully dominant over another, so the heterozygous phenotype is an intermediate blend of the two homozygous phenotypes An inheritance pattern in which the full and separate phenotypic effects of two alleles are apparent in heterozygous individuals An inheritance pattern in which a single gene affects multiple traits A pattern of inheritance in which multiple genes affect one trait

Which of the following defines polygenic inheritance? An inheritance pattern in which one allele is not fully dominant over another, so the heterozygous phenotype is an intermediate blend of the two homozygous phenotypes An inheritance pattern in which the full and separate phenotypic effects of two alleles are apparent in heterozygous individuals An inheritance pattern in which a single gene affects multiple traits A pattern of inheritance in which multiple genes affect one trait

Name: Which of the following defines polygenic inheritance? An inheritance p
Uploaded: 2024-03-20T06:43:04.000Z
Channel: Bartleby
Description: Which of the following defines polygenic inheritance? An inheritance pattern in which one allele is not fully dominant over another, so the heterozygous phenotype is an intermediate blend of the two homozygous phenotypes An inheritance pattern in whi

Human Biology (MindTap Course List)

11th Edition

ISBN:9781305112100

Author:Cecie Starr, Beverly McMillan

Publisher:Cecie Starr, Beverly McMillan

Chapter19: Introduction To Genetics

Section: Chapter Questions

Problem 9CT

See similar textbooks

Similar questions

What type of inheritance is being described here: One allele for a gene is not completely dominant over another allele for that gene,which results in a third phenotype. incomplete dominance lethal alleles polygenic inheritance multiple genes
Name: Human Phenotypes Simple dominance inheritance pattern: Q: How many phenotypes are evident in patterns of simple dominance? What are they? If a phenotype results from simple dominance, which two genotypes cannot be distinguished? Which phenotype is always representative of the genotype? Now determine your personal inheritance of the following traits. As you read through the following descriptions, you'll identify your trait, and determine your phenotype. Your trait will be one of the two Shape of the face. Most facial characteristics are affected by many different genes acting together (multiple factors or polygenic inheritance). For this trait we have simplified the nature of this trait by assuming it is the result of a single gene. Oval shape is dominant (needs only homozygous (both alleles are the same, either dominant or recessive) or heterozygous (one dominant allele and one recessive allele). Square shape is recessive (requires that both alleles are the recessive allele in…
What is nondisjunction? Why does it cause chromosomal abnormalities? What is aneulploidy? Trisomy? Monosomy? Which kind of monosomy always results in miscarriage in early pregnancy? What do these terms mean: genotype, phenotype, allele, homozygous, heterozygous? Be able to recognize single gene inheritance patterns [autosomal dominant, autosomal recessive, X linked recessive] from a pedigree. Also, how are simple Mendelian traits transmitted? What genotype produces the phenotype? Why do some inheritance patterns result in many more males than females showing the phenotype? What inheritance patterns do Huntington disease and sickle cell anemia, and hemophilia follow (autosomal dominant or autosomal recessive, or X-linked recessive)? What are some of the symptoms of these diseases?
2 4 points Select the correct mode of inheritance corresponding to this information: Females with AA or Aa genotype are affected, males with AA or Aa are affected, females with aa are unaffected, males with aa are unaffected. Sex-linked recessive. Autosomal recessive. Autosomal dominant. Autosomal dominant, homozygous lethal. 3 4 points There are more chromosomes in one human genome than there are human genes. True False 4 points In a true brooding parental croce for an AD diceace trait the ovnerted proportion of offenring in the Fa generation that are affected ic 3 $ 5 MacBook Air 7
A man is a homozygous for a disease. He marries a woman who is heterozygous for the disease. A son and a daughter were born to them. The daughter has the disease but the son is only a carrier. Their daughter then marries a man who is normal for the disease. Two daughters who both have the disease were born to them. What are their genotypes of all of them? What is the type of inheritance observed?
Multiple alleles is described when a trait is controlled by more than two alleles, and that even if a trait is controlled by more than two alleles each offspring still only inherits two. Epistasis occurs when the expression of a gene is controlled by the expression of another gene Lethal alleles or lethal genes are alleles that cause the death of the organism that carries them. Lethal alleles are recessive, dominant, or conditional depending on the genes involved. It can lead to the death of an organism and it can manifest early in development. Are these alleles common or rare in humans? Answer this question in not more than 3 sentences.
the possible alleles for bald spot, no bald spot are QQ, Qq. what type of inheritance pattern is being displayed by each gene? complete dominace or codominace?
Compare and contrast the following types of inheritance by describing and explaining each: incomplete dominance co-dominance sex-linked inheritance
People with recessive disorders are usually born to normal parents who are both heterozygotes which means that both parents are carriers of the dominant allele for the disorder but appear normal themselves. Select one: True False
What is the most likely mode of inheritance of the trait shown in the pedigree? - Y-linked - X-linked recessive - autosomal recessive - autosomal dominant - X-linked dominant
What pattern of inheritance shows the full and separate phenotypes of two alleles in heterozygous individuals (such as spots of speckles)? pleiotropy codominance continuous variation incomplete dominance epistasis
Name: Class Date Polygenic Inheritance: Cat Coat Color Read aboutthe inheritance of cat coat color In each cat below, predict the phenotype of each genotype and color in each catl Make sure you indicate whether each cat is male or female One gene that affects coat color in cats is an x linked gene we'll call the pigment gene. One allele causes black fur (X) and one allele gives the cat orange fur (X"). These alleles act in a codominant manner, because when a cat has two different alleles (XB Xb), the cat has a pattern called tortoise shell, where the cat has both orange and black hairs. The Y chromosome does not have this coat color gene There is another gene that affects coat color in cats called the piebalding gene. This gene is on an autosomal chromosome and the alleles affect the amount of white patches that appear in the cat's coat, Some cats (ss) have o white patches and their other colors are blended, not patchy. Some cats (SS or Ss) have white patches and their other colors are…