Cells possessing a mutant Pol h are hindered in their ability to bypass thymine dimers during replication and must resort to using another translesion polymerase for bypass to avoid a block in replication. 

TLS Online TPP Program

#Id: 3514

#Unit 2. Cellular Organization

Overlapping gene are the same sequence of DNA encodes two nonhomologous proteins because it uses more than one reading frame.

TLS Online TPP Program

#Id: 3515

#Unit 2. Cellular Organization

A mutation that confers a more advantageous phenotype to an organism, relative to Individuals in the same population without the mutation, is positive selection of that organism.

TLS Online TPP Program

#Id: 3516

#Unit 2. Cellular Organization

Two genes may share some related exons but also have unique exons.

TLS Online TPP Program

#Id: 3517

#Unit 2. Cellular Organization

A gene family is defined as a group of genes that encode related or identical products as a result of gene-duplication events.

TLS Online TPP Program

#Id: 3518

#Unit 2. Cellular Organization

Genes that are more distantly related but have common ancestry. Such a group of gene families is called a superfamily.

TLS Online TPP Program

#Id: 3519

#Unit 2. Cellular Organization

The genome is the complete set of genes of an organism.

The transcriptome is the complete set of genes expressed under particular conditions.

The proteome is the complete set of polypeptides encoded by the whole genome or produced in any particular cell or tissue