Explain how an inherited mutation can have different impacts on future offspring depending on which parent passed on the mutation.

Q: THE MOST COMMON FORM OF ALBINISM, A TOTAL LACK OF SKIN PIGMENT, IS DUE TO A RARE RECESSIVE GENE…

A: Albinism is a genetic condition that results in a lack of melanin the pigment responsible for…

Q: A son and his mother both have an inherited disorder that affects the nervous system.  What topic in…

A: Introduction: Genetic disorder which affects nervous system is known as Genetic brain disorder which…

Q: Synonymous mutations can produce changes in an individual's phenotype.  True False

A: Synonymous mutations, or silent mutations, is the mutations occur in the DNA sequence of a gene that…

Q: Explain why conditional alleles are important when we want to study lethal mutations.

A: A type of mutation in which the effects can result in the death or reduce significantly the expected…

Q: GIVE TWO EXAMPLES OF SPECIFIC TRAITS AND HOW THEY ARE CHANGED

A: Phenotypic traits are those traits that can be physically observed and genes are encoded to express…

Q: Everyone in Merida's family has orange hair, which is the dominant trait for hair color in her…

A: Here, dominant trait - orange hair color and recessive trait - yellow hair color.  Genotype of…

Q: Why do Humans require pedigree analysis instead of breeding experiments to determine how a trait is…

A: Breeding experiments include controlled mating between the selected parents to obtain the progeny…

Q: Mutation that results in death before the age of reproduction Mutation that results in an inactive…

A: Dominant mutations are those mutations which arise from the mutation of single copy of  dominant…

Q: Describe how traits can exhibit incomplete penetrance and vary in their expressivity.

A: Some features are the product of the interplay of different genes and can also be impacted by their…

Q: Discuss the role of mutation in the origin of genetic polymorphisms. Suppose that a genetic…

A: Mutation is the modification in the nucleotide sequence or deoxyribonucleic acid (DNA) sequence of…

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: What are inheritence of two genes?

A: Genes are basic units of inheritance. Gene is  a specific sequence of DNA which encodes specific…

Q: What is polygenic inheritance? When a gene has more than two alleles When one gene affects more than…

A: DNA is a Genetic store house of an individual organisms. The segment of DNA that can produce a…

Q: Describe the features of genes with five (5) statements

A: The term gene was coined by Wilhelm johannsen who banish botanist.Gene is word come from the Greek…

Q: Which are the two kinds of biological abnormalities that could conceivably be inherited ?

A: Biological abnormalities refer to any condition of the body that alters from the normal parameter;…

Q: Define ‘gene’. What is an allele and loss-of-function alleles? What do these alleles tell us about…

A: "a DNA phase that contributes to the phenotype/characteristic of an organism."

Q: Which are the Lines of genetic ancestry revealed by mutations?

A: INTRODUCTION: Genetic ancestry testing is also known as genetic genealogy, is a way by which people…

Q: Describe how traits can exhibit incomplete penetrance and vary in their expressivity.

A: Some traits result from the interaction of different genes and can also be influenced by their…

Q: List some common genetic disorders, state the symptoms of each, and describe the inheritance pattern…

A: Genetic disorders are diseases caused due to mutations in specific genes. These mutated genes are…

Q: Explain the relationship between each of the following pairs ofgenetic terms:A. Gene and traitB.…

A: Genetics is the branch of Biology dealing with the study of genes including their structure,…

Q: Will insurance companies be able to deny coverage or even treatment of illnesses that can now be…

A: The term insurance coverage refers to the amount of risk or liability covered by insurance services…

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: Distinguish between the genotype and phenotype of a given genetic trait.

A: A genetic trait is the feature of a living being that is regulated by genes.

Q: Do Grandchildren always have the same gene combinations that their grandparents had?

A: Inheritance is a mechanism in which one generation acquires the property of its previous generation.…

Q: trait to be inherited?

A: Genetics is a branch of biology that is concerned with the study of the Nucleic acids (Ribonucleic…

Q: Describe the concept of the extended phenotype.  Can you think of a trait that you consider to be…

A: The extended phenotype refers to the idea that an organism's genes can influence not only its own…

Q: Explain why it would be helpful to know if one is carryinga gene associated with a disease.

A: The simplest physical and physiological component of inheritance is the gene. DNA is made of the…

Q: To determine whether radiation associated with the atomic bombings of Hiroshima and Nagasaki…

A: Mutations are changes that occur in the deoxyribonucleic acid (DNA) sequence, either due to mistakes…

Q: Explain the Reappearance of the recessive trait?

A: Genes are the basic structural and functional unit of heredity. They carry coded genetic information…

Q: Are redundant genes revealed by loss-of-function or gain-of-function alleles and why is that the…

A: Genes can be defined as the segment of the DNA which consists of information about the genetic…

Q: Until very recently, the fitness of an individual getting familial retinoblastoma was zero, and if…

A: Fitness is the propensity of an individual to reproduce and contribute its genes to the progeny. A…

Q: The R gene is a sex-linked gene that causes curly hair in guinea pigs. Wild-type guinea pigs have…

A: The figure shows the pedigree chart in which curly hair female mates the straight hair male. Later…

Q: show effects of the allele under some circumstances (refer to the linked article and Mendelian…

A: Sickle cell allele refers to the abnormal allele of a person in which hemoglobin beta gene is…

Q: why the negative control sample (from an unaffected individual) only produced one band.   b.…

A: Huntington's Disease It is a rarer disorder where the brain cells or the neurons starts degenerating…

Q: Describe five different scenarios where a change in DNA sequence would result in a phenotypic change…

A: We need to know the conditions in which a change in DNA sequence results in an organismal (human)…

Q: Which of the following is true of genomic imprinting? a. The sex of the parent that transmits an…

A: Gene is a specific nucleotide sequences in RNA or DNA. It is generally located on a chromosome. The…

Q: - If our DNA contains all the information about who we are, how can something that does not involve…

A: There are several process that can change the phenotype without changing the gene sequence.

Q: Explain why connected genes do not vary independently.

A: Connected genes do not vary independently because when two genes are close together on the same…

Mitochondrial Mutations

A mitochondrion is a cellular organelle that serves as the site for cellular respiration and energy production (ATP or Adenosine Triphosphate). It is a double-membrane-bound organelle and is only present in eukaryotic cells.