2.人类的性别是由性染色体组成决定的如图1中i区段为x染色体与y染色体的同源区段iii为y染色体上特有区段ii为x染色体上特有区段.其实 Template




You need a modern browser try chrome, to view this.

Background image: Hide Show

View Larger Image Image Credit: 1010jiajiao.com






Try and sketch some of theseCrochet, Hedgehog, Bubble wrap, Alien, Trail, Raccoon, Butterscotch, Claim, Shoehorn, Owl, view more ideas


please wait, the page is loading...

More Sketches

Take a peek at some of the sketches created by our users, are you a sketchite?

anonymous
anonymous
sketch #4424 MJ by Nycole Prietsch


anonymous
anonymous
sketch #5181


anonymous
anonymous
sketch #288 RK


anonymous
anonymous
sketch #4454 Lisa by Muhammad Raiyaan


anonymous
anonymous
sketch #1732


anonymous
anonymous
sketch #5072


anonymous
anonymous
sketch #5225 The Friendship by Annabelle Bourget


anonymous
anonymous
sketch #4480 ZOMBIE by Rubel Parvez


anonymous
anonymous
sketch #978


anonymous
anonymous
sketch #846 cat fridayz z z zzzz zz


anonymous
anonymous
sketch #5080 Megaman Zero (X) by Muhammad Raiyaan


Loai Issa
sketch #2668 Butterfly by Loai Issa


anonymous
anonymous
sketch #4708 Katekyo Hitman Reborn by Mário JBudo


anonymous
anonymous
sketch #3651 Istanbul by DjDarío GT


anonymous
anonymous
sketch #4895 Cat by Gaurav Patel


Saifa Mahmud
sketch #1670


Raisa Mahmud
sketch #2058


anonymous
anonymous
sketch #2082 mash


sketchmaster
sketch #2627 Taz by sketchmaster


anonymous
anonymous
sketch #5265 Shir Erika Ishikawa


anonymous
anonymous
sketch #5178 Mewtwo and Transformation by Riley Hart


Smile Better
sketch #2781


sketchmaster
sketch #2446 Joker by sketchmaster


anonymous
anonymous
sketch #1892 hmmmm........


anonymous
anonymous
sketch #895


anonymous
anonymous
sketch #4905 The Little Prince by Gaurav Patel


anonymous
anonymous
sketch #4769 Finn and Jake by Neo Ʀazor


anonymous
anonymous
sketch #323


anonymous
anonymous
sketch #4979 Luffy


anonymous
anonymous
sketch #2895 Hulk by Dmitry Cherepanin

tomski2.人类的性别是由性染色体组成决定的如图1中i区段为x染色体与y染色体的同源区段iii为y染色体上特有区段ii为x染色体上特有区段.其实 coloring