Which Fish,thought for a Long Time to Be Extinct Until

question 10

Multiple Choice

Which fish,thought for a long time to be extinct until it appeared in a South African fish market in 1938,is also suspected to be related to the ancestral fish that gave rise to the first tetrapod?

• A) the lungfish
• B) the coelacanth
• C) the coelatroph
• D) the golden koi

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Definitions:

Transposons

Genetic elements capable of moving to different positions within a genome, often influencing gene expression and evolution.

Transposable Elements

Transposable elements are DNA sequences capable of changing their position within the genome, playing a significant role in gene and genome evolution.

PCR

Polymerase Chain Reaction, a technique used in molecular biology to amplify segments of DNA for analysis.

Copies

Replicas or duplicates of an original item, such as a document, artwork, or piece of digital data, made through various reproduction techniques.