endosperm造句
1 The endosperm develops into nuclear type after fecundation.
2 Fenugreek seed comprises seed coat, endosperm and embryo.
3 With purple seed coat, endosperm and close.
4 Enucleate cytoplasmic vesicles form in endosperm.
5 In exalbuminous seeds, the endosperm is short - lived.
6 Endosperm is not had or not be amylaceous shape.
7 Endosperm , cells disorganize gradually along with embryo development.
8 The endosperm development follows the nuclear type. The endosperm cells form at the micropylar end, and remain free nuclear phase at chalazal end.
9 A remarkable feature of the endosperm in some plants is the presence of haustoria.
10 The endosperm of the nut owes its marked degree of astringency.
11 Aleurone layer The outermost proteinrich layer of the endosperm of grass fruits ( e . g . cereal grains ) .
12 The seed of the ivory palm, having bony endosperm that is used as a substitute for true ivory.
13 Farinaceous endosperm breed LD50' efficiency of decomposition and utilization of storage substance is higher than keratin endosperm breed ND108.
14 Maize endosperm mainly Contains zein, laking necessary amino acid such as lysine, methione and so on.
15 The nuclei of endosperm are amitosis and its division is not synchronous.
16 The cellulization of endosperm in Gramineae was summarized and compared.
17 The division ways of free nuclei in rice endosperm differed, including mitosis, amitosis, and the way that the daughter nuclei from mitosis went into amitosis without interphase.
18 The seed-coat develops from outer integument cell. Endosperm cell remain 1-2 layers in mature seed.
19 A switchover to endosperm dependency occurs around the heart - shaped stage.
20 DNA was successfully extracted from the endosperm of torreya ( Torreya grandis ) seeds, using the modified CTAB process.
21 Endosperm The nutritive tissue that surrounds the embryo in angiosperms.
22 Aleurone layer The outermost protein rich layer of the endosperm grass fruits ( e . g . cereal grains ).
23 In succession, cell layer of suspensor rapidly grew, elongated and down proembryo was carried away cell wall of archegonial base, then get into corrosion cavity in endosperm.
24 The nucellus is usually degraded and absorbed as the endosperm develops.
25 The latter causes hydrolysis of the starch in the endosperm.
26 The results showed that Abscisic acid (ABA) and ethrel could improve the single cell area of wheat starchy endosperm, thus affect the quality and grain weight of wheat.
27 A comparison of the caryopsis development, rice quality characteristics and the size, pattern, structure of the endosperm amyloplasts (starch granules) in the two indica rice varieties was made.
28 The results are as follows: the formation and development of the embryo and endosperm is in accord with the typical graminaceous plants.
29 These above-mentioned three characteristics of fruits, number of vitta, evolvement status of lateral rib and endosperm form,[www.] may serve as reference in interspecies relationship study.
30 The embryo development went through three stages: proembryo, embryo differentiation and embryo maturation, and the endosperm experienced a free nuclear stage.
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