What is the function of the Funicle?
funicle The stalk that attaches an ovule to the placenta in the ovary of a flowering plant.
It contains a strand of conducting tissue leading from the placenta into the chalaza..
What is the meaning of Integuments?
An integument is a natural coating, like skin, a shell, or a rind. … In humans, integument is a technical word for the skin, especially in the context of anatomy and medicine.
What is placenta and its types?
Summary of Species Differences in Placental ArchitectureType of PlacentaCommon ExamplesDiffuse, epitheliochorialHorses and pigsCotyledonary, epitheliochorialRuminants (cattle, sheep, goats, deer)Zonary, endotheliochorialCarnivores (dog, cat, ferret)Discoid, hemochorialHumans, apes, monkeys and rodentsSep 25, 2011
What is a Micropyle?
Micropyle (botany) a minute opening in the integument of an ovule of a seed plant. Micropyle (zoology), a differentiated area of surface in an egg, through which a sperm enters.
What is in the ovule?
In seed plants, the ovule is the structure that gives rise to and contains the female reproductive cells. It consists of three parts: the integument, forming its outer layer, the nucellus (or remnant of the megasporangium), and the female gametophyte (formed from a haploid megaspore) in its center.
What is plant placenta?
Placenta, plural Placentas, orPlacentae, in botany, the surface of the carpel (highly modified leaf) to which the ovules (potential seeds) are attached. … The placentation, or arrangement of ovules within the ovary, is frequently of taxonomic value.
How many types of placenta are there?
two typesMammalian placentas are classified into two types according to the fetal membrane including to chorion, yolk sac placenta (choriovitelline placenta) and chorioallantoic placenta.
Where is the placenta located?
The placenta is a structure that develops in the uterus during pregnancy. In most pregnancies, the placenta is located at the top or side of the uterus. In placenta previa, the placenta is located low in the uterus. The placenta might partially or completely cover the cervix, as shown here.
What is the meaning of Funicle?
funicle (plural funicles) (botany) The stalk or stem of an ovule or seed.