There are two classes of MHC molecules with distinct subunit compositions but similar three-dimensional structures. Both MHC class I and MHC class II molecules are highly polymorphic genes in the human population, with tens to hundreds of different alleles co-existing in the population. This means that a comparison of the MHC protein sequences between two individuals would reveal amino acid differences between one individual and the next. However, these amino acid differences are not randomly distributed along the entire protein, but are clustered in certain locations. In the figure below, the diagram that most correctly indicates the regions of greatest variability between different MHC proteins (shown by the red highlights) is: This image sequence appears to illustrate different forms of DNA mutations. Each panel (a-e) demonstrates a specific mutation happening in a segment of the DNA.### Description of the Panels:- **Panel (a):** Shows a yellow DNA strand with potential mutation points marked in red at the ends. This may represent a **point mutation**, where single base pairs are altered.- **Panel (b):** Displays a similar DNA strand with a red region at the ends, perhaps indicating **deletion mutation**, where sections of DNA are lost.- **Panel (c):** Here, one half of the DNA strand has a red section covering part of it, possibly denoting **insertion mutation**, where additional base pairs are inserted.- **Panel (d):** Features a red section running through the middle of the DNA strand. This may represent a **duplication mutation**, with a segment of DNA being copied and inserted into the genome.- **Panel (e):** Depicts DNA with multiple red striped sections throughout. This could illustrate a **translocation mutation**, where segments of DNA are rearranged or moved to different parts of the genome.### Summary:This sequence of images is beneficial for understanding the types and visual representations of DNA mutations, which include point mutations, deletions, insertions, duplications, and translocations. These mutations are pivotal to genetic studies and can have various implications in genetics and biology.

Major histocompatibility complex is a set of protein coding genes . These genes are found on the…

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Human Anatomy & Physiology (11th Edition)

11th Edition

ISBN:9780134580999

Author:Elaine N. Marieb, Katja N. Hoehn

Publisher:Elaine N. Marieb, Katja N. Hoehn

Chapter1: The Human Body: An Orientation

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There are two classes of MHC molecules with distinct subunit compositions but similar three-dimensional structures. Both MHC class I and MHC class II molecules are highly polymorphic genes in the human population, with tens to hundreds of different alleles co-existing in the population. This means that a comparison of the MHC protein sequences between two individuals would reveal amino acid differences between one individual and the next. However, these amino acid differences are not randomly distributed along the entire protein, but are clustered in certain locations. In the figure below, the diagram that most correctly indicates the regions of greatest variability between different MHC proteins (shown by the red highlights) is:

This image sequence appears to illustrate different forms of DNA mutations. Each panel (a-e) demonstrates a specific mutation happening in a segment of the DNA.

### Description of the Panels:

- **Panel (a):** Shows a yellow DNA strand with potential mutation points marked in red at the ends. This may represent a **point mutation**, where single base pairs are altered.

- **Panel (b):** Displays a similar DNA strand with a red region at the ends, perhaps indicating **deletion mutation**, where sections of DNA are lost.

- **Panel (c):** Here, one half of the DNA strand has a red section covering part of it, possibly denoting **insertion mutation**, where additional base pairs are inserted.

- **Panel (d):** Features a red section running through the middle of the DNA strand. This may represent a **duplication mutation**, with a segment of DNA being copied and inserted into the genome.

- **Panel (e):** Depicts DNA with multiple red striped sections throughout. This could illustrate a **translocation mutation**, where segments of DNA are rearranged or moved to different parts of the genome.

### Summary:

This sequence of images is beneficial for understanding the types and visual representations of DNA mutations, which include point mutations, deletions, insertions, duplications, and translocations. These mutations are pivotal to genetic studies and can have various implications in genetics and biology.

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