Definition of Placentals. Meaning of Placentals. Synonyms of Placentals

Here you will find one or more explanations in English for the word Placentals. Also in the bottom left of the page several parts of wikipedia pages related to the word Placentals and, of course, Placentals synonyms and on the right images related to the word Placentals.

Definition of Placentals

Placental
Placental Pla*cen"tal, a. 1. Of or pertaining to the placenta; having, or characterized by having, a placenta; as, a placental mammal. 2. (Zo["o]l.) Of or pertaining to the Placentalia.
Placental
Placental Pla*cen"tal, n. (Zo["o]l.) One of the Placentalia.

Meaning of Placentals from wikipedia

- phylogenetic analysis and inner ear anatomy different from non-placentals. The rapid appearance of placentals after the m**** extinction at the end of the Cretaceous...
- mammals more closely related to marsupials than to placentals. The evolutionary split between placentals and marsupials occurred 125-160 million years ago...
- allowing an exchange of gases to take place. In humans and other hemochorial placentals, the maternal blood comes into direct contact with the fetal chorion,...
- and various extinct mammals evolving prior to the common ancestor of placentals and marsupials. Therians give birth to live young without a s****ed egg...
- while marsupials and placentals retain the other (except cetaceans, which later lost the other blue opsin as well). Some placentals and marsupials, including...
- ancestor (LCA) of placentals and monotremes close to the LCA of placentals and multituberculates, whereas some suggest that the LCA of placentals and multituberculates...
- The placental microbiome is the nonpathogenic, commensal bacteria claimed to be present in a healthy human placenta and is distinct from bacteria that...
- Placental abruption is when the placenta separates early from the uterus, in other words separates before childbirth. It occurs most commonly around 25...
- contained in a prepuce when not erect. Male placentals also urinate through a ****, and some placentals also have a **** bone (baculum). Marsupials...
- and most placentals, the female urethra and **** open into a urogenital sinus with a common urogenital opening (****r opening in placentals). Libbie...