The chicks lungs and heart are fully developed by day 18. The lungs draw in air and the heart circulates oxygen laden blood throughout the embryo. The inside of the egg shell has enough air to sustain the chick for the next 3 days. The egg shell is porous and allows moisture to escape and air to enter.
If get to larger then the nutrients cant pass through
larger
Larger
After cleavage finishes, the cell cycle continues as normal - cell division slows, yet cells grow in size instead of just continually dividing. This is when gastrulation begins (the in-folding of the hollow blastula into multiple germ layers forming the ectoderm, mesoderm, and endoderm).
No
It all depends... Cells vary from size to size. The largest cell is an ostrich egg which is larger than most tissues, however tissues are made from cells working together to achieve a common purpose. If it is a multicelled organism than the cells will be smaller than it's own tissues.
Motors in heaters are to run the fans to distribute the heat over a larger area.
They become larger and turn into macrophages
chicken
it is impossible to be bigger than the embryo since it grew with it so it has to be smaller, if the placenta was bigger than the embryo, the baby would probably die, if its lucky and survives, it would have a big belly button ,the guy who answered this question was me, but i forgot to sign in...........................
Chicken cartilage can be eaten by larger dogs. Small dogs may get the chicken cartilage stuck in their throats and choked.
Roaster chickens are larger and older than fryer chickens.