下列关于生物变异的叙述中不正确的是 A基因突变是随机的可以�生在个体�育的任何时期b二倍体植株加倍为四倍体�育延迟结实率高c 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 theseRockhound, Penguin, Tarp, Breakfast, Snowmobile, Pigeon, Fries, Needle, Seaweed, Basket, 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 #4646 Panda by Raimundo Santos


anonymous
anonymous
sketch #2197


anonymous
anonymous
sketch #3375


anonymous
anonymous
sketch #1972 Boogaloo @Memphis


sketchmaster
sketch #2476 Asuna from SAO by sketchmaster


anonymous
anonymous
sketch #3431 Jimi Hendrix by Konvicted Rohit


anonymous
anonymous
sketch #1253


anonymous
anonymous
sketch #5213


Loai Issa
sketch #2668 Butterfly by Loai Issa


anonymous
anonymous
sketch #1899 blue


anonymous
anonymous
sketch #937


Rachel Roe
sketch #2645 Flowers in window


anonymous
anonymous
sketch #4937 Favorite animal competition runner-up: White Tiger by Deepak Kaushik


anonymous
anonymous
sketch #5161


anonymous
anonymous
sketch #3572 Hate mondays by Malyi Link


anonymous
anonymous
sketch #4700


anonymous
anonymous
sketch #4653 Kero by Indike Liyanage


anonymous
anonymous
sketch #5206


anonymous
anonymous
sketch #5361 Emma Watson by Glynis June Williams


anonymous
anonymous
sketch #5137 Happy Halloween! by Guillaume Ballieu


Rachel Roe
sketch #141 Sunset


anonymous
anonymous
sketch #5198 Sakura Claudio Pose Jester Genso


anonymous
anonymous
sketch #3599 Lovely pencil face


anonymous
anonymous
sketch #3488 cats


anonymous
anonymous
sketch #3032 Batman by Aaron Bahary


Tom Kelly
sketch #643 Happy Valentines


anonymous
anonymous
sketch #3727 Stitch by Louis Tradieu

tomski下列关于生物变异的叙述中不正确的是 a基因突变是随机的可以�生在个体�育的任何时期b二倍体植株加倍为四倍体�育延迟结实率高c coloring