A chromosome

American  

noun

Genetics.

1. any chromosome belonging to the normal set characteristic of a given species.

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Etymology

Origin of A chromosome

First recorded in 1975–80

Example Sentences

Scientists at the University of California San Diego have identified the enzyme responsible for chromothripsis, a dramatic genetic event in which a chromosome breaks into many fragments and is stitched back together in the wrong order.

From Science Daily

When a cancer cell gains or loses a chromosome, it changes the dosage of many genes at once.

From Science Daily

Researchers sometimes treated gaining or losing a chromosome as always beneficial or always harmful.

From Science Daily

These landscapes describe how advantageous or harmful a chromosome change is given a cell's current chromosome configuration.

From Science Daily

Instead of the engine, CENP-E behaves like a coupling that secures the link between a chromosome and the microtubule.

From Science Daily