Sickle-cell anemia and Huntington's disease
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Some diseases that result from inherited changes in DNA sequence include cystic fibrosis, sickle cell anemia, Huntington's disease, and Duchenne muscular dystrophy. These diseases are caused by mutations in specific genes that can be passed from parents to their offspring.
The DNA sequence of an entire chromosome affected by a mutation would have specific changes in the sequence of nucleotide bases. These changes can vary in size and location, leading to alterations in the genetic information carried by that chromosome, which can impact gene expression and protein production. This alteration can result in genetic disorders or diseases.
Variations in copying of DNA can lead to mutations, which are changes in the DNA sequence. These mutations can result in genetic diversity, evolution, and potentially lead to genetic disorders or diseases.
A mistake in DNA replication or exposure to radiation or chemicals can lead to changes in the DNA sequence known as mutations. Mutations can cause changes in the genetic information carried by the DNA, which can potentially result in alterations to the structure or function of the proteins that are encoded by the affected genes. These changes can have various effects, from no impact to potentially leading to diseases such as cancer.
Most genetic disorders result from a mutation that changes the amino acid sequence in a protein. This change can lead to altered protein function, which can affect normal cellular processes and result in disease.
A genetic error, or mutation, is a permanent alteration in the DNA sequence that makes up a gene. These errors can occur spontaneously or be caused by external factors, and they can result in changes to the way the gene functions, leading to genetic disorders or diseases.