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> 以下生殖方式中,属于有性生殖的是A.嫁接B.杂交C.扦插D.组织培养-八年级生物
以下生殖方式中,属于有性生殖的是A.嫁接B.杂交C.扦插D.组织培养-八年级生物
题目简介
以下生殖方式中,属于有性生殖的是A.嫁接B.杂交C.扦插D.组织培养-八年级生物
题目详情
以下生殖方式中,属于有性生殖的是
A.嫁接
B.杂交
C.扦插
D.组织培养
题型:单选题
难度:偏易
来源:不详
答案
B
生物生殖方式有两种,有性生殖和无性生殖,其中有性生殖是有生殖细胞结合形成受精卵,再由受精卵发育成新个体的生殖方式,如植物靠种子来繁殖等;而无性生殖是不经过两性生殖细胞的结合,而直接由母体产生新个体,如植物的嫁接、扦插、组织培养等.在杂交的过程中有两性生殖细胞的结合,属于有性生殖.
故选:B
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题目简介
以下生殖方式中,属于有性生殖的是A.嫁接B.杂交C.扦插D.组织培养-八年级生物
题目详情
答案
故选:B