chromosome

That irreversibility makes such chromosome changes especially useful for reconstructing evolutionary history.

From Science Daily ● Aug. 25, 2026

The Year 8 student from Western Australia has Down Syndrome – a genetic condition caused by an extra copy of chromosome 21 which leads to physical and intellectual disabilities.

From BBC ● Aug. 12, 2026

Down's syndrome is when you're born with an extra chromosome - and people with the condition are likely to have some level of learning disability.

From BBC ● Jul. 26, 2026

But the father’s X chromosome is not passed on to sons, only to daughters.

From Science Daily ● Jul. 7, 2026

This is so new a field of study that as yet scientists have been more concerned with identifying the chromosome abnormalities associated with disease and defective development than with speculating about the causes.

From "Silent Spring" by Rachel Carson

Telomeres are protective structures located at the ends of chromosomes.

From Science Daily ● Aug. 26, 2026

Ancestral chromosomes can combine, or they can separate.

From Science Daily ● Aug. 25, 2026

Researchers have often assumed that differences between male and female immune systems are largely driven by the X and Y sex chromosomes.

From Science Daily ● Aug. 20, 2026

Scientists have long known that TRF2 mainly operates at telomeres, the protective DNA caps located at the tips of chromosomes.

From Science Daily ● Aug. 2, 2026

Dimly, as if through a veil, geneticists were beginning to visualize patterns and themes: threads, strings, maps, crossings, broken and unbroken lines, chromosomes that carried information in a coded and compressed form.

From "The Gene" by Siddhartha Mukherjee