Examlex
If you find a piece of granite or rhyolite, it will primarily contain quartz but may contain small amounts of biotite or hornblende which gives it a speckled appearance.
Telomeres
The protective end caps of chromosomes that consist of short, simple, non-coding DNA sequences that repeat many times.
Centromeres
Centromeres are regions on a chromosome where spindle fibers attach during cell division, serving as a constriction point that holds sister chromatids together.
Telomerase Catalytic Subunit
A key protein component of telomerase, an enzyme that adds DNA sequence repeats to the telomeres of chromosomes, facilitating cellular replication.
Cell Cycle
A series of phases in the life of a cell, encompassing its growth, DNA replication, and division into two daughter cells.
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