{"product_id":"xx-t-shirt","title":"XX Chromosomes T-Shirt","description":"\u003ch3\u003eDefinition\u003c\/h3\u003e\n\u003cp\u003eIn \u003ca href=\"\/products\/genetics-t-shirt\" title=\"Genetics T-Shirt\"\u003egenetics\u003c\/a\u003e, \u003cstrong\u003eXX\u003c\/strong\u003e is the normal complement of sex chromosomes in a female.  Primary sex determination in mammals is strictly chromosomal, with females having \u003cstrong\u003eXX\u003c\/strong\u003e and male\u003cstrong\u003e \u003c\/strong\u003e\u003ca href=\"\/products\/xy-t-shirt\" title=\"XY T-Shirt\"\u003eXY\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eThe XY determination system is credited to several geneticists at the beginning of the 20th century, including Nettie Stevens, Edmund Beecher Wilson and Theophilus Painter.\u003c\/p\u003e\n\u003ch3\u003eProduct Details\u003c\/h3\u003e\n\u003cp\u003e• 100% ring-spun cotton\u003cbr\u003e• Fabric weight: 6.1 oz\/yd² (206.8 g\/m²)\u003cbr\u003e• Garment-dyed\u003cbr\u003e• Relaxed fit\u003cbr\u003e• 7\/8″ double-needle topstitched collar\u003cbr\u003e• Twill-taped neck and shoulders for extra durability\u003cbr\u003e• Double-needle armhole, sleeve, and bottom hems\u003c\/p\u003e\n\u003cdiv class=\"table-responsive dynamic\" data-unit-system=\"metric\"\u003e\u003cbr\u003e\u003c\/div\u003e","brand":"Factual Objects","offers":[{"title":"S","offer_id":50311417790790,"sku":"7399591_15124","price":23.0,"currency_code":"GBP","in_stock":true},{"title":"M","offer_id":50311417823558,"sku":"7399591_15125","price":23.0,"currency_code":"GBP","in_stock":true},{"title":"L","offer_id":50311417856326,"sku":"7399591_15126","price":23.0,"currency_code":"GBP","in_stock":true},{"title":"XL","offer_id":50311417889094,"sku":"7399591_15127","price":23.0,"currency_code":"GBP","in_stock":true},{"title":"2XL","offer_id":50311417921862,"sku":"7399591_15128","price":23.0,"currency_code":"GBP","in_stock":true},{"title":"3XL","offer_id":50311417954630,"sku":"7399591_16335","price":23.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0794\/6964\/2054\/files\/xx-chromosomes-t-shirt-white.jpg?v=1774379697","url":"https:\/\/factualobjects.com\/products\/xx-t-shirt","provider":"Factual Objects","version":"1.0","type":"link"}