• Sketchite
Sketchite

两栖动物在动物进化过程中占重要的地位这是因为两栖动物能证明动物进化的一个关键环节即 A．水生到陆生b．简单到复杂c．陆地到空中d．单 Template






Link:
sketch 2452 Manga by sketchmaster
sketch 3539 Octo by Aristo A. Kadir
sketch 2453 Koi Fish
sketch 5162 Alien by KiNg Buamir
sketch 5002 Jimi Hendrix by Piter Olimpo
sketch 2588 Buble by sketchmaster
sketch 4713
sketch 1255 something

You need a modern browser try chrome, to view this.
Background image: Hide Show

View Larger Image Image Credit: 1010jiajiao.com

sketch 5090
sketch 4724 Turtwig by Mark Robson
sketch 5263
sketch 4190
sketch 4012 Owl sketch
sketch 937
sketch 1153 sahib
sketch 3362 The Boss by David Torre





Try and sketch some of theseMan, Clothes pin, Gazebo, Wrench, Bard, Ham, Plantation, Xylophone, Sheriff, Executioner, 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?
view like
sketch #5223 Elsa from Frozen by Ben De Jesus
anonymous
anonymous
sketch #5223 Elsa from Frozen by Ben De Jesus

view like
sketch #1995
Laura Agapi Asnicar
sketch #1995

view like
sketch #5216 D by Gabriela Segura
anonymous
anonymous
sketch #5216 D by Gabriela Segura

view like
sketch #4939 Zelda by Jeanie Wagenknecht
anonymous
anonymous
sketch #4939 Zelda by Jeanie Wagenknecht

view like
sketch #5207 Gorilla by Jean-Benoit Renaud
anonymous
anonymous
sketch #5207 Gorilla by Jean-Benoit Renaud

view like
sketch #3613
anonymous
anonymous
sketch #3613

view like
sketch #2477 hhhh
anonymous
anonymous
sketch #2477 hhhh

view like
sketch #1045
anonymous
anonymous
sketch #1045

view like
sketch #2588 Buble by sketchmaster
sketchmaster
sketch #2588 Buble by sketchmaster

view like
sketch #5182 Inuyasha by Sepp Herberger
anonymous
anonymous
sketch #5182 Inuyasha by Sepp Herberger

view like
sketch #5133 Jiraiya by Saiful Farizam
anonymous
anonymous
sketch #5133 Jiraiya by Saiful Farizam

view like
sketch #4975 Orange by Marcos Roberto Molina
anonymous
anonymous
sketch #4975 Orange by Marcos Roberto Molina

view like
sketch #5175
anonymous
anonymous
sketch #5175

view like
sketch #1289 peace within
anonymous
anonymous
sketch #1289 peace within

view like
sketch #1444
Donara Smbatyan
sketch #1444

view like
sketch #1545
anonymous
anonymous
sketch #1545

view like
sketch #808
Laura Agapi Asnicar
sketch #808

view like
sketch #4546 Misaki Mei by Wanis Khelifa
anonymous
anonymous
sketch #4546 Misaki Mei by Wanis Khelifa

view like
sketch #1232 Dylan Thomas
anonymous
anonymous
sketch #1232 Dylan Thomas

view like
sketch #5209
anonymous
anonymous
sketch #5209

view like
sketch #3974 Bird Skerch w/ vibration
anonymous
anonymous
sketch #3974 Bird Skerch w/ vibration

view like
sketch #3375
anonymous
anonymous
sketch #3375

view like
sketch #5092 Silvers Rayleigh by Wasim Khan
anonymous
anonymous
sketch #5092 Silvers Rayleigh by Wasim Khan

view like
sketch #5085 CM Punk by Luciana Nazar
anonymous
anonymous
sketch #5085 CM Punk by Luciana Nazar

view like
sketch #5289
anonymous
anonymous
sketch #5289

view like
sketch #5416
anonymous
anonymous
sketch #5416

view like
sketch #4742
anonymous
anonymous
sketch #4742

view like
sketch #5314
anonymous
anonymous
sketch #5314

view like
sketch #4436 Bob Marley by Luiza Irma
anonymous
anonymous
sketch #4436 Bob Marley by Luiza Irma

view like
sketch #2919 Winnie the Pooh by Greet Kros-Lolkus
anonymous
anonymous
sketch #2919 Winnie the Pooh by Greet Kros-Lolkus

tomski两栖动物在动物进化过程中占重要的地位这是因为两栖动物能证明动物进化的一个关键环节即 a．水生到陆生b．简单到复杂c．陆地到空中d．单 coloring
view template
第二十一章 脊索动物的起源和进化4 普通动物学 地理教师 sketch template
view template
两栖动物在动物进化过程中占重要的地位这是因为两栖动物能证明动物进化的一个关键环节即 A．水生到陆生B．简单到复杂C．陆地到空中D．单 sketch template
view template
第十七章 两栖纲（Amphibia） 普通动物学 地理教师 sketch template
view template
脊椎动物进化的历程大致是某些古代的鱼类→原始两栖类原始两栖类→原始爬行类原始爬行类→原始鸟类原始鸟类和原始哺乳类原始哺乳类． 题目和参考答案 sketch template
view template
根据如图生物进化回答问题1写出图中字母所代表的生物类群名称A哺乳动物 B两栖动物 C节肢动物 F被子植物．2从图中可以看出生物 sketch template
view template
一般来说生物进化的总体趋势是由简单到复杂 由水生到陆生． 题目和参考答案——青夏教育精英家教—— sketch template
view template
精品推介 中国学院古脊椎动物与古人类研究所 sketch template
view template
第十七章 两栖纲（Amphibia） 普通动物学 地理教师 sketch template
view template
在生物进化过程中，其幼体首先脱水的限制，成为真正的陆生动物的是 ．动物界中，分布最广，最高等的动物是 动物；最低等的动物是 百度教育 sketch template
view template
中国普博览 南动物馆 sketch template
view template
题目两栖动物不能成为真正陆生脊椎动物的根本原因是 A体温不恒定B变态育C皮肤吸D生殖离不开水 题目和参考答案——青夏教育 sketch template
view template
9．在现代分类系统中生物分类等级由低到高顺序正确的是 人和蟹同属动物界两者差别很大共同点很 虾和蟹同属节肢 sketch template
view template
【返朴琥珀中的“史上最小恐龙”，也许是史上最大乌龙 中国学院古脊椎动物与古人类研究所 sketch template
view template
百度教育 sketch template
view template
从环节动物到脊椎动物，揭示人类大进化奥秘 sketch template
view template
人类怎么从鱼进化而来的？ 知乎 sketch template
view template
请简单描述动物进化的大致过程——青夏教育精英家教—— sketch template
view template
不同物种每一代生殖细胞产生的突变率相差可达到40倍｜新知 影响 张国捷 研究 sketch template
view template
题目与鱼类两栖动物和爬行动物相比鸟类独有的特征是 A 用肺吸 B 体内受精 C 陆地产卵 D 体温恒定 题目和参考答案 sketch template
view template
胚胎育为什么要重演进化的过程？ 知乎 sketch template
view template
百余吨重的鲸鱼，祖先竟是这种陆生小动物，为啥又从陆地回到水里 sketch template
view template
人物、动物的基本结构 骨骼 sketch template
view template
如图是动物进化的部分历程示意图请分析回答1写出图中字母所表示的动物类群名称A节肢动物B爬行类．2在脊椎动物中两栖动物具有 sketch template
view template
题目根据下列食物图回答问题1此食物中数量最的生物是 2该食物中有 条食物链最长的一条食物是 3由于人类围猎狐 sketch template
view template
爬行动物在进化上比两栖动物高等的主要特点是 A．用肺吸B．能在地上爬行C．不完全双循环D．体内受精 题目和参考答案——青夏教育精英家教—— sketch template
view template
在生物分类的等级单位中介于“纲 和“ 之间的是目． 题目和参考答案——青夏教育精英家教—— sketch template
view template
在分类等级中最大单位和基本单位分别是 A．门目B．界种C．纲属D．目——青夏教育精英家教—— sketch template
view template
两栖动物在动物进化过程中占有重要地位这是因为两栖动物能够证明动物进化的一个关键环节是A．水生到陆生B．简单到复杂C．陆地到空中D．单细胞到多 sketch template
view template
人类进化信息与育阶段单细胞智人白色背景矢量插图人类进化信息图插画图片下载 正版图片300912497 图 sketch template
view template
从无脊椎动物到脊椎动物为什么心脏的位置由背面移到了腹面？ 知乎 sketch template
view template
在生态系统中如果没有分解者那么 A．动物和植物将会越来越繁盛B．动物和植物的遗体残骸就会堆积成山C．生态系统将会越来越大D．生态系统 sketch template
view template
在越古老的地层中成为化石的生物 A．数量越多 B．越简单越低等 C．种类越丰富 D．越复杂越高等——青夏教育精英家教—— sketch template
view template
二十八星宿论人体关系 知乎 sketch template
view template
题目如图是某动物精子形成过程中的一组细胞示意图．请回答下列问题1图所示的细胞处于减数第 次分裂此时细胞内有 对同源染色体 个 sketch template
view template
3．下图表示人类生殖过程中染色体的变化填图回答 1在图中的生殖细胞和受精卵内画出染色体并标出上面的基因 2生物的性状是受 控制 sketch template