9 to 12 weeks.
Interesting answer! Assuming we're talking about baby humans (the question doesn't say), then it's 9 months, give or take.
Yes they are. When they are born , their body's cones develop.
Once a foetus is fully developed it has exactly the same organs as a fully grown human.
Because the baby's body would not be fully developed and needs to have speicial care. :):):)
The only organ fully developed at birth in the human body is the brain.
Yes. many babies can have atshma. It usually starts showing at age two. That is when my atshma developed fully.
No, the tear ducts in newborn babies are not fully developed, so they cannot cry real tears.
Becuase their vocal chords have not fully developed yet.
Female babies are born with a uterus, but it is not fully developed in the sense that it has not yet matured or undergone the hormonal changes associated with puberty. At birth, the uterus is small and immature, and it will grow and develop further during childhood and adolescence as a result of hormonal changes. By the time a girl reaches puberty, her uterus will be fully developed and capable of supporting potential pregnancy.
because their body has not fully developed
the age that all the bones are developed is 18. 20 for males.
At birth, babies have developed their sense of touch, taste, and smell. They are also able to hear sounds outside of the womb. Their sense of sight is not fully developed yet and continues to develop over the following months.
Mature body systems: Means the body is fully developed and working how it should be working Immature body systems: Means the body system is not fully developed and so therefore may not work efficiently or at all