Explain the term pleiotropy.

Q: Based on the observed inheritance pattern and ratio of phenotypes, what are the genotypes of the…

A: Cystic fibrosis is an autosomal recessive Inheritance. It affects the digestive system and lungs. It…

Q: Do we know what genes cause Down syndrome?

A: In simple words, Gene can be defined as the basic physical and functional unit of heredity. Genes…

Q: Describe the most common molecular mechanism for recessively inherited human genetic diseases such…

A: Cystic fibrosis is an inherited life threatening disorder which damages lungs and digestive system.…

Q: Explain about the pleiotropic gene.

A: A gene is a stretch of nucleotides present in the DNA. It codes for the synthesis of an RNA or…

Q: How can you explain that not all Down syndrome cases are due to nondisjunction?

A: The syndrome can be analyzed as per the clinical signs and side effects that are associated with one…

Q: explain the symptoms of Robertsonian translocation?

A: Robertsonian translocation is a type of translocational chromosomal aberration in which acrocentric…

Q: Explain the phenomenon of pleiotropy.

A: Genetics is a branch of biology that deals with genes, heredity, and variation. Heredity purely…

Q: Explain how various genetic disorders can occur.

A: In cells of the human being, the genetic information is stored within the DNA present in the cell's…

Q: Differentiate between pleiotropy and epistasis.

A: A gene is that sequence of DNA that codes for a particular trait, it may or may not be influenced by…

Q: 8 9 10 11 12 13 14 15 16 17 18 ir 19 20 21 22 (8) Fig. 6-3, p.123 N CITE

A: Karyotyping is a test to examine chromosomes in a sample of cells. This test can help identify…

Q: explain the Phenotypic effects of duplications

A: Duplication of chromosome refers to an addition of an extra chromosomal arm attached to a…

Q: Define pleiotrophy. Then lost three possible explanations for it.

A: Introduction :  The area of study known as genetics is focused with the exploration of genetic…

Q: Analyze the karyotype shown. Indicate if it is a chromosomal male or achromosomal female. If the…

A: Every species have a characteristic number of chromosomes. An organism may contain one set x…

Q: Why must the carrier of a genetic disease be heterozygous?

A: Homozygous means a person carries two identical pair of the gene whereas heterozygous means the…

Q: Define the term generation. What is meant by the termgeneration time?

A: Cell division is the process of division of cell into daughter cell. Generally cell divides by the…

Q: What is pleiotropy?

A: Pleiotropy refers to the expression of multiple traits by a single gene. These expressed traits may…

Q: How can Cri-Du-Chat syndrome be diagnose with karyotyping?

A: Karyotyping is a genome-wide snapshot of an individual's chromosomes. It's a collection of a cells…

Q: 2 3 5 8. 10 11 12 13 14 15 16 17 18 19 20 Y 21 22 (4) © 2006 Brooks/Cole - Thomson Fig. 6-18b, p.135

A: KARYOTYPING It is the process by which photographs of chromosomes are taken in order to determine…

Q: Is the sickle cell allele dominant or recessive? Explain. What is sickle cell trait?

A: Sickle cell is a red blood cell trait. The red blood cells become sickle cell in shape.

Q: A child has a blood type of “B positive”.  This child is known to be a heterozygote at the ABO blood…

A: ABO blood group is an example of multiple alleles as there are more than two alleles are present for…

Q: step during the central dogma in which the Down syndrome becomes apparent and explain how it’s…

A: The process by which the instructions in DNA are converted into a functional product is referred to…

Q: Explain the concept of mendal's law of inheritence?

A: Gregor Mendel conducted experiments on pea plant (Pisum sativum) demonstrating the inheritance of…

Q: In a maternity ward, four babies become accidentally mixed up. The ABO blood type of the four babies…

A: Blood group of an individual can be determined by presence and absence of antigen on the RBC and…

Q: Describe the different types of lethal alleles.

A: Lethal alleles are the alleles that have the ability to cause the death of a person.

Q: Distinguish among Klinefelter, Down, and Turner syndromes. Which syndromes are found in both sexes?

A: Introduction A genetic condition is an illness caused in part or entirely by a deviation from the…

Q: Is blood type an example of pleiotropy?

A: Pleiotropy is a condition in which a single gene controls multiple phenotype characteristics or…

Q: By using a diagram illustrate the condition that lead to Turner's syndrome,44 + XO.

A: Chromosonal aberration  is a phenomenon in which one more or less numbers of Chromosome are found…

Q: DNA sequencing of your own two β-globin genes (one from each of your two Chromosome 11s) reveals a…

A: I should be worried since presence of an abnormal beta globin chains may be an early indicator of…