As an egg ages the whites of the egg will become thinner. Eggs are graded for freshness by observing the whites. The more the whites spread out the older the egg is.
Gradually they develop legs (usually the back pair first), lose their external gills and finally their tails.
As an adult, no. As you get older, teeth do gradually fall out, depending on how well you took care of them throughout your life. AS A KID YOU DO!
Older eggs lose weight because the egg whites evaporate through the shell. also The loss of moisture through the shell of the egg as they age causes an air bubble in the end of the egg, which is why old eggs float when immersed in a bowl of water.
Older birds do not lay peewee eggs. Young hens and smaller breeds of hens lay the peewee eggs and the older the hen, the larger the eggs are. Hens tend to lay more eggs in the spring and summer.
Yes, gradually.
The older human eggs have more chance of chromosomes not dividing properly because of the chromosomal abnormalities in their eggs.
A PC can gradually lose its original performance because of malware, viruses, and unused registry code lurking around. Cleaning your system will improve its performance.
Yes.Every period you lose about 1 egg.
no
Yes, if muscles aren't used much, they gradually get smaller.
They slow down gradually and lose height as they land
They are born without them, as they get older they gradually start to appear.