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Digital life and technology, Education and training, Health, Environment and sustainable development, Physics and Chemistry, IT and programming, Political science and international relations, Law, Economy and management, Life Sciences Free access to courses, free and paid certification [1] French, English, Spanish, Arabic, Chinese Non-profit 2013
1 - morula, 2 - blastula 1 - blastula, 2 - gastrula with blastopore; orange - ectoderm, red - endoderm. Embryology (from Greek ἔμβρυον, embryon, "the unborn, embryo"; and -λογία, -logia) is the branch of animal biology that studies the prenatal development of gametes (sex cells), fertilization, and development of embryos and fetuses.
Educational courses with lectures, quizzes and exams provided by universities for free. Certificates are provided by the respective university on successful completion of a course. Free ? Coursera: Crash Course (YouTube) Multidisciplinary Educational courses in physical and social sciences, philosophy, history, culture and literature. Free ?
Iversity (stylised as "iversity") is a Berlin-based online education platform. Since October 2013, iversity has specialised in providing online courses and lectures in higher education, specifically MOOCs (Massive Open Online Courses). [1] [2] [3] Courses are free and open for anyone to enroll and participate. [4]
There is more than 200 courses available on Maktabkhooneh for free. The "ocw.um.ac.ir (Persian: سامانه فیلم های آموزشی دانشگاه فردوسی مشهد)" is an online educational platform in Iran which provides free online courses from Ferdowsi University of Mashhad in Iran. The motto of the ocw.um.ac.ir is "Making ...
The time and effort required from participants may exceed what students are willing to commit to a free online course. Once the course is released, content will be reshaped and reinterpreted by the massive student body, making the course trajectory difficult for instructors to control. Participants must self-regulate and set their own goals.
Human embryology is the study of this development during the first eight weeks after fertilization. The normal period of gestation (pregnancy) is about nine months or 36 weeks. The germinal stage refers to the time from fertilization through the development of the early embryo until implantation is completed in the uterus .
In embryology, Carnegie stages are a standardized system of 23 stages used to provide a unified developmental chronology of the vertebrate embryo.. The stages are delineated through the development of structures, not by size or the number of days of development, and so the chronology can vary between species, and to a certain extent between embryos.