chromosome

Because tetraploid cells contain twice the usual number of chromosome sets, the researchers expected them to be approximately twice as large as diploid cells.

From Science Daily ● Oct. 15, 2026

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

The nucleic acid in a chromosome, as one biochemist put it, was merely the “structure-determining, supporting substance”—a glorified molecular scaffold for genes.

From "The Gene" by Siddhartha Mukherjee

Occasionally, however, something goes wrong during division, leaving cells with an abnormal number of chromosomes.

From Science Daily ● Oct. 15, 2026

For the past five years, Sweet and fellow graduate student Mat Bloomfield have worked with cell biologist Daniela Cimini to investigate cells carrying abnormal numbers of chromosomes, a common characteristic of cancer.

From Science Daily ● Oct. 15, 2026

It occurs when two chromosomes join, and their genes become intermixed.

From Science Daily ● Aug. 25, 2026

A human, an octopus, and a coral may appear to have almost nothing in common, but their chromosomes still contain recognizable fragments inherited from an animal ancestor that lived more than 600 million years ago.

From Science Daily ● Aug. 25, 2026

“Well, good job hashtag-educated-guessing, but it’s actually telophase two. See, the chromosomes have been divided into four separate haploids.”

From "The Science of Breakable Things" by Tae Keller