I believe that fetal fingerprints are fully formed by 12 weeks/3months of gestation. Fingerprints are actually created by fetal movements - as the young fetus moves within the uterus, its skin shifts, forming the ridges of its fingerprints. This is the reason why no two people have the same fingerprints, even identical twins.
in the first trimester/3 MONTHS
The answer is YES.
It will develop walking.
The fetus' heart beats eighteen days after conception.
The eyelashes of a fetus develop around week 22 of pregnancy.
A female fetus with an a y chromosome is what makes it develop differently from a male fetus.
The female fetus has a Y chromosome while the fetus only has two x chromosome.
The Gonads
lungs
The Heart.
UterusD
12 weeks