Nghĩa của từ nucellus bằng Tiếng Việt

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Đặt câu có từ "nucellus"

Dưới đây là những mẫu câu có chứa từ "nucellus", trong bộ từ điển Từ điển Y Khoa Anh - Việt. Chúng ta có thể tham khảo những mẫu câu này để đặt câu trong tình huống cần đặt câu với từ nucellus, hoặc tham khảo ngữ cảnh sử dụng từ nucellus trong bộ từ điển Từ điển Y Khoa Anh - Việt

1. A layer of cells in the nucellus accumulates RNA in association with the growing pollen tube.

2. Chalaza (plural Chalazas or Chalazae) ( botany ) The location where the nucellus attaches to the integuments , opposite the micropyle

3. An Aleurone layer also surrounded the embryo except in the region where the embryo was attached to the nucellus (Fig

4. Chalaza [kə′lāz ·ə] (botany) The region at the base of the nucellus of an ovule; gives rise to the integuments

5. Chalaza [kə′lāz ·ə] (botany) The region at the base of the nucellus of an ovule; gives rise to the integuments

6. ‘In wheat, evidence was found that a barrier occurred in the Chalaza, a small zone of cells between the maternal vascular tissue and the nucellus.’

7. Two adaxial ovules developed on each scale after dormancy and each ovule formed a funnel-like integument tip with a nucellus at the base of the shallow funnel.

8. It includes the process whereby a diploid cell of the nucellus develops into an embryo giving a diploid seed with a genetic constitution identical to the parent.

9. Orthotropous (Atropous) This is where the body of these ovules is straight so that the chalaza, where the nucellus and integuments merge, the funicle, which attaches the ovule to the placenta, and the micropyle are all aligned

10. It is found in Alismaceae, Butamaceae families.Circinotropous ovule- The nucellus and the axis are in the same line in the beginning but due to rapid growth on one side, the ovule becomes anAtropous.AnAtropous ovule is a completely inverted ovule turned back 180° on its

11. In the micropylar end of the seed, there are two separate membranous structures; the one closely adhering to the sclerotesta is the unvascularised part of the pleurotesta, derived from the inner layers of the integument whilst the other one represents the remains of the nucellus (perisperm), firmly attached to the female gametophyte and covering the Archegonium chamber.