This video segment from NOVA: "Judgment Day: Intelligent Design on Trial" reveals how genetic evidence helped to confirm an important component of Darwin's theory of evolution by natural selection: ...

HUMANS usually have 46 chromosomes, but 22 of those are copies. Each cell of the body contains a full set of chromosomes, and humans could have as many as 37 trillion cells each, so that’s 37 trillion ...

Sex chromosomes are unusually labile systems, with frequent shifts between male and female heterogamety and with a large variety in the precise number and types of chromosomes. The lability is further ...

Normally, an extra pair of chromosomes would be considered dangerous. But what if we could design our own? According to biologists, we could create custom-built chromosomes to fix a variety of health ...

Jack has a degree in Medical Genetics from the University of Leicester.View full profile Jack has a degree in Medical Genetics from the University of Leicester. If you think of a chromosome, what ...

ANN ARBOR, Mich.—By using ultrafast laser pulses to slice off pieces of chromosomes and observe how the chromosomes behave, biomedical engineers at the University of Michigan have gained pivotal ...

Recently developed genomic technologies have shed light on the genomic composition of the ancient Y chromosomes of some primates and Drosophila melanogaster and have shown that Y chromosomes in these ...