A primordium (/praɪˈmɔːrdiəm/; pl.: primordia; synonym: anlage) in embryology, is an organ or tissue in its earliest recognizable stage of development...

The mammary ridge or mammary crest is a primordium specific for the development of mammary glands. The mammary ridge is primordial for the mammary glands...

series of video games. The books in the series are Halo: Cryptum (2011), Primordium (2012), and Silentium (2013). The books were released in hardcover, e-book...

Venal Anatomica: The Hunter of Primordium Book 6 - Mongroid: The Second Coming Tortured Souls: The Legend of Primordium is a single volume of the six separate...

include: In typical prenatal development, sex organs originate from a common primordium during early gestation and differentiate into male or female sexes. The...

of development, arranged by root word and shared prefix: Definition of Primordium. MedicineNet. Retrieved 2016-06-07 Definition of agenesis. Merriam-Webster...

comparative embryology shows that the length axis of the neural tube (the primordium of the brain) has three internal bending points, namely two ventral bendings...

a nodule, or pinhead, less than two millimeters in diameter, called a primordium, which is typically found on or near the surface of the substrate. It...

mesenchyme and the primordial germ cells. Gonads start developing as a common primordium (an organ in the earliest stage of development), in the form of genital...

stratify. Cells are still closely arranged and the floral primordium becomes larger. Petal primordium differentiation stage: At this stage, the bud becomes...

scales in pine cones. These spirals involve the insertion of a single primordium. Embryology Fibonacci number § Nature Gerrit van Iterson Golden ratio...

magnified views. Embryologically, it is derived from the uterovaginal primordium. The landmark is important in classification of several urethral developmental...

primitive kidney, the mesonephros, to the cloaca. It also serves as the primordium for male urogenital structures including the epididymides, vasa deferentia...

initiation of the leaf primordium, the establishment of dorsiventrality, and the development of a marginal meristem. Leaf primordium is initiated by the...

shape, and position of cortical areas on the surface of the cortical primordium, in part by regulating gradients of transcription factor expression, through...

blastocyst progresses, a small space appears in the embryoblast, which is the primordium of the amniotic cavity. Soon, amniogenic (amnion-forming cells) called...

from the Golgi apparatus first fuse onto a primary vesicle: the capsule primordium. Subsequent vesicle fusion enables the formation of a tubule outside of...

mechanism had to wait until Wilhelm Hofmeister proposed a model in 1868. A primordium, the nascent leaf, forms at the least crowded part of the shoot meristem...

one of the original twelve later being reduced to this size in Halo: Primordium. The Lesser Ark is a 127,530 km diameter structure from which the Halo...

with Mark McGee that was alternately called The Glacial Empire and later Primordium: The Arctic World. In the mid-1970s, Allen wrote an outline for the project...

neuroepithelium of the embryonic cerebellar primordium. The first cells generated from the cerebellar primordium form a cap over a diamond-shaped cavity of...

Souls. In 2015 it was published with title Tortured Souls: The Legend of Primordium. The Infernal Parade (2004). Novelette detailing the backstories of the...

the five-week point, the developing gonads break away from the adrenal primordium. Gonadal differentiation begins 42 days following conception. For males...

especially those in the genus Phaps. The genus name comes from the Latin primordium, (“beginning” or “origin”), and the Greek phaps (“pigeon”). The specific...

that prevents flowers from growing on the inflorescence apex (flower primordium initiation), maintaining inflorescence meristem identity. Both types of...

characterized by a bump on the root. This then gives rise to a Nodule primordium which feeds the bacteria via the vascular tissue of the plant allowing...

formation is inhibited by the shoot apical meristem (SAM). The lateral bud primordium (from which the lateral bud develops) is located below SAM. The shoot...

split, forming multiple roots attached at one point. If a plant is in the primordium (embryonic development) stage, damage to the growing vegetable can cause...

of bipinnaria larva Brachiolaria larva Late brachiolaria with starfish primordium SEM brachiolarian arms By day 1, the embryo has hatched as a ciliated...

(January 3, 2012). "Tor Books Announces the On-sale Availability of Halo: Primordium". Halo Waypoint. Archived from the original on July 17, 2012. Brustein...