Home Browse: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Meaning of yolk sac
1. (n) membranous structure enclosing the yolk of eggs in birds reptiles marsupials and some fishes; circulates nutrients to the developing embryo
2. (n) membranous structure that functions as the circulatory system in mammal embryos until the heart becomes functional

Copyright 2005 - 2020 Wordhut.com. All Rights Reserved. A Photo Ads site

1580020277.33 - 1580020277.57: 0.240010976791
{ 200837155 }