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cross-fertilization in plants allogamy
male parthenogenesis in which the embryo contains only paternal chromosomes due to the failure of the egg nucleus to participate in fertilization androgenesis , androgeny
(botany) development of an embryo without fertilization; especially the development in some ferns of a sporophyte from the gametophyte without fertilization apogamy
any of several kinds of reproduction without fertilization apomixis
fertilization of plant, self- autogamy
self-fertilization in plants autogamy
early stage of an embryo produced by cleavage of an ovum; a liquid-filled sphere whose wall is composed of a single layer of cells; during this stage (about eight days after fertilization) implantation in the wall of the uterus occurs blastodermic vesicle , blastula
act of becoming pregnant; fertilization of an ovum by a spermatozoon conception
egg fertilization by sperm conception , impregnation
fertilization by the union of male and female gametes from different individual of the same species cross-fertilisation , cross-fertilization
fertilization of one plant by another cross-fertilization , xenogamy
fertilization by transfer of pollen from the anthers of one flower to the stigma of another cross-pollination
ancient palmlike plants closely related to ferns in that fertilization is by means of spermatozoids Cycadaceae , cycad family , family Cycadaceae
branch of anatomy that studies structural changes of an individual from fertilization to maturity developmental anatomy
time in the menstrual cycle when fertilization is most likely to be possible (7 days before to 7 days after ovulation) fertile period , fertile phase
age of an embryo counting from the time of fertilization fertilization age , fetal age , gestational age
fertilization in artificial environment, of in vitro
second half of the menstrual cycle after ovulation; the corpus luteum secretes progesterone which prepares the endometrium for the implantation of an embryo; if fertilization does not occur then menstrual flow begins luteal phase , secretory phase
small body that contains the female germ cell of a plant; develops into a seed after fertilization ovule
(botany) the development of a fruit without fertilization or seeds parthenocarpy
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