Tag Archives: chromosomes

Human cells can count their chromosomes – but how do they do?

Human cells normally carry 46 chromosomes. There are 2 gonosomes and 22 pairs of autosomes, numbered from 1 through 22. In male there are as gonosomes an X- and a Y-chromosome; in female there are two X-chromosomes.

Genetic disorders in primary aldosteronism – familial and somatic: an explanatory attempt

Aldosterone is the steroid hormone secreted from the adrenal gland in response to sodium deficiency, blood volume loss or potassium loading. It acts on the kidney and the colon to retain sodium and excrete potassium, in a

How tree frogs keep their Y chromosomes healthy

Sex chromosomes are the pair of chromosomes that fate whether we become male or female. Females carry two X chromosomes, while males carry one X and one Y chromosome. These chromosomes are quite special among the genome: