![]() Males have five XY combos, while females have five XX combos. Platypuses have five pairs of sex chromosomes, or 10 in total. Once again, the platypus (and echidnas) are the odd mammals out. (In humans, cases of three or four sex chomosomes are possible, but rare.) Most mammal species have two sex chromosomes: either XX for females or XY for males. They Have 10 Sex Chromosomes And a Defunct Ovary. ![]() They hope that the discovery could be useful in countering the alarming rise of superbug infections that are resistant to most modern antibiotics. Scientists suspect that platypus evolved this special protein because suckling milk from the surface of the skin, instead of a nipple, left monotreme young more vulnerable to bacteria and infection. Their milk contains a special protein fold nicknamed “Shirley Temple” after it’s unique curled structure.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |