Identical twins have identical but they do not have identical adult phenotypes. ----- This is caused by responses to the different environments they encounter. genotypes; mitochondrial DNA mitochondrial DNA; genotypic autosomal DNA; genotypic epigenomes; genotypic genotypes; epigenetic

Q: A heterozygous null (X+/XA) is most likely to have what type of phenotype: mutant O wild-type

A: The field of genetics is a fascinating area of study that explores the inheritance, variation, and…

Q: Recessive alleles may be expressed in a child if they are inherited ... (Choose all that apply)…

A: X-linked Recessive diseases are those genetic diseases that are caused by the mutation of genes on…

Q: Junctional epidermolysis bullosa (JEB) is a severe skin disorder that results in blisters over the…

A: Junctional epidermolysis bullosa is type of skin disorder in which blisters develop on the skin of…

Q: A woman who is eight (8) weeks pregnant requests a direct test for Huntington’s disease on her…

A: Huntington's disorder is an autosomal dominant genetic disorder. It causes the breakdown of the…

Q: How is the inheritance of X-linked traits different from the inheritance of autosomal traits? How…

A: The observable characteristics of an organism are known as phenotypes or traits. The phenotype…

Q: Mr. and Mrs. Smith, both 40 years of age, are healthy with no knowngenetic conditions. Their newborn…

A: Down syndrome is defined as the condition in which an individual contains an extra chromosome. In…

Q: Recent studies suggest that having the A blood type increases the risk of serious complications for…

A:

Q: cross a wild female with a male that has white eyes and a tan body. recall from the exercise that…

A: The alleles for eye color and body color are X-linked. Red (W+) eye color (wild) is dominant to…

Q: Please explain Androgen Insensitivity Syndrome (ALS). What is the phenotype of these individuals?…

A: The common etiology of aberrant sexual development, androgen insensitivity syndrome, results in a…

Q: Describe the genetics of Huntington's Disease (choose all that are correct): X-linked…

A: Answer -  AUTOSOMAL DOMINANT RARE Huntington's disease is an autosomal dominant disorder.…

Q: A form of hemophilia is caused by a sex-linked (X-linked) recessive gene. A phenotypically normal…

A: 50 percent chances.

Q: Discuss why X-linked disorders are more common thanY-linked disorders.

A: Inheritance or heredity is passing-on one trait from the parents to the progeny by either asexual or…

Q: Hair color is due to the presence of melanin. There are two types of melanin produced by…

A: Introduction Melanocytes are skin and eye cells that create and store the pigment melanin.…

Q: Why is an X chromosome needed for survival?

A: The sex chromosomes or allosomes are X and Y chromosomes which determine the biological sex of an…

Q: If a father is affected by an X-linked dominant condition and the mother is normal, what is the…

A: When the gene responsible for the occurrence of a trait or disorder is present on one of the sex…

Q: Lesch-Nyhan syndrome is due to a mutation in a gene that encodesa protein called…

A: Pedigree or family tree is a representation of an individual in a family or close relatives that…

Q: The X chromosome has a lot of traits for things besides the traits we consider female. It carries…

A: If a parent is XY then the parent can give only Y chromosome to its XY offspring as this offspring…

Q: If the mutation occurred in Jonathan's somatic cells when he was in his 30's, what type of alleles…

A: A neurodegenerative condition that is primarily inherited is Huntington's disease (HD), also known…

Q: Create a box-and-arrow model that describes: a. how information in the AMH gene results in the…

A: Humans have 23 pairs of chromosomes of which 22 pairs are autosomal and the 23rd pair is sex-linked.…

Q: The genotype of a dwarf mouse is Igf2 Igf2–. What is the genotype of its father who has normal body…

A: Knowing how features are passed down from parents to children requires incorporating knowledge of…

Q: B A In the image above, the tissue found at letter B is; Нaploid Diploid Neither

A: The above image belongs to the ferns. It is the prothallus of the fern developed from spores.

Q: A disease is caused by homozygosity for the g allele (Gis the corresponding wild-type allele).…

A: In the context of genetics, penetration is the percentage of people who really express a…

Q: Mutations of the CFTR gene causes ( Cerebral Plasy or Cystic Fibrosis or Craniofacial timbrosis or…

A: Mutations of the CFTR (Cystic Fibrosis Transmembrane Conductance Regulator) gene primarily cause…

Q: X-linked disorders (like hemophilia) are more likely to affect people of one gender than the other.…

A: Haemophilia is one of the X-linked recessive hereditary genetic diseases, which occur when the gene…

Q: Why do females not produce more protein encoded by genes on the X chromosome than males? One X…

A: The Y chromosome is one-third the size of the X chromosome and contains about 55 genes while the X…

Q: he propensity to develop retinal cancer can run in pedigrees of certain families. You have learned…

A: Tumor suppressor genes are important cancer prevention genes since a partial or total inactivation…

Q: Which of the following statements about X-linked recessive inheritance is true? X-linked recessive…

A: The objective of the question is to identify the correct statement about X-linked recessive…

Q: Normal healthy humans have (check ALL that apply):   Group of answer choices   about 24,500…

A: The correct term is "gene locus" or "gene location." A gene locus refers to the specific position or…

Q: A mutation that occurs to a bone marrow stem cell (restocks blood cells) in an adult individual is…

A: The spongy substance inside certain of the bones, for example, the thigh and hip bones, is called…

Q: The gene for colorblindness is 1 - located on the X chromosome 2 - located on the both X and Y…

A: Genetics is a study of genes, heredity, and genetic variation in an organism. Living organisms…

Q: In cells with more than one X chromosome, one X chromosome is inactivated. The opsin1 gene is on the…

A: In individuals with two X chromosomes, a phenomenon known as X chromosome inactivation occurs,…

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.