endosperm

endo-, 内，里面。-sperm, 胚，词源同spread, spore.

endosperm (n.)

1819, perhaps from German, from endo- + sperm.

1. The endosperm of the nut owes its marked degree of astringency.

坚果的胚乳由于存在丹宁,所以有显著的涩味.

2. The chalazal parts of the endosperm containing free nuclei forms several lobes.

包含游离核的合点端胚乳部分形成几个裂片.

3. Heat - denatured wheat endosperm prevented the growth of an embryo implanted on it.

热变性的小麦胚乳能阻止移植在其上的胚的生长.

4. It accumulates in the amyloplasta of the endosperm cells during grain filling.

在谷粒灌浆时,它在胚乳细胞的造粒体中积累.

5. The nucellus is usually degraded and absorbed as the endosperm develops.

珠心通常在胚乳发育时被分解和吸收.