题目
题目

AGRI30048_2025_SM2 AGRI30048 Mid Semester Test

单项选择题

What is double fertilization?

选项
A.Double fertilisation is a unique mechanism that results in the formation of a triploid embryo (3N) and a diploid endosperm (2N) in flowering plants
B.Production of two seeds at the same time in a flower
C.Double fertilisation is a unique mechanism that results in the formation of a diploid embryo (2N) and a triploid endosperm (3N) in flowering plants
D.Production of twin embryos at the same time in a flower
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标准答案
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思路分析
The question asks about double fertilisation in flowering plants. Option 1: 'Double fertilisation is a unique mechanism that results in the formation of a triploid embryo (3N) and a diploid endosperm (2N) in flowering plants.' This reverses the actual roles: the embryo is dip......Login to view full explanation

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类似问题

Double fertilization in angiosperms results in production of a zygote and the _____.

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One sperm cell fuses with the egg cell while another sperm cell fuses with two nuclei in one of the cells of the female gametophyte in the process of fertilization.

One sperm fuses with an egg to form a zygote, and another sperm fuses with a cell of the female gametophyte with two haploid nuclei in the distinctive angiosperm process known as fertilization.

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