Endoplasmic reticulum

Network of interconnected membranous structures within the cytoplasm of eukaryotic cells contiguous with the outer nuclear envelope.

TLS Online TPP Program

#Id: 525

#Unit 2. Cellular Organization

The second parity rule applies more closely to introns than to exons.

TLS Online TPP Program

#Id: 526

#Unit 2. Cellular Organization

The length of Introns is variable while exons are almost constant in length.

TLS Online TPP Program

#Id: 527

#Unit 2. Cellular Organization

Genes that share a common ancestry have similar organizations with conservation of the positions (of at least some) of the introns.

TLS Online TPP Program

#Id: 528

#Unit 2. Cellular Organization

The homology between two genes can be plotted in the form of a dot matrix comparison

TLS Online TPP Program

#Id: 529

#Unit 2. Cellular Organization

Sequences that presumably diverged as a result of gene duplication are paralogous.

TLS Online TPP Program

#Id: 530

#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.