How One Extra Chromosome Rewrites the Rules of Brain and Body Development
Down syndrome is a genetic disorder caused by an extra chromosome 21, affecting brain and body development. It leads to ...
Nature2y
Telomeres of Human Chromosomes
the macronucleus and the micronucleus (Figure 1). The micronucleus is the germ-line nucleus that contains five normal pairs of chromosomes, but it is transcriptionally inactive under most ...
Medical Xpress23d
Human chromosomes evolved at hyperspeed to give us better brains, but there's a catch
The research focused on parts of chromosomes known as human accelerated regions (HARs ... HARs make up a big portion of the 1% difference, which can lead to dramatically different outcomes ...
Science News29d
Biological sex is not as simple as male or female
A recent Trump executive order defines sex based on gamete size. But the order oversimplifies genetics, hormones and reproductive biology.
BBC4y
Chromosomes, DNA and genes
Each cell with a nucleus contains chromosomes, which are made from DNA Human body cells each contain 23 pairs of chromosomes, half of which are from each parent. So, human gametes (eggs and sperm ...
EurekAlert!23d
Human chromosomes evolved at hyperspeed to give us better brains
The research focused on parts of chromosomes known as human accelerated regions (HARs ... HARs make up a big portion of the 1% difference, which can lead to dramatically different outcomes ...