its when the wall of the uterus sheds its lining because you aren't pregnant.
Stasis occurs when a species shows little to no morphological change over a long period of time in punctuated equilibrium theory. This can happen during the periods of stability in between rapid bursts of evolutionary change.
No, it is not always day in Greenland. Greenland experiences periods of both daylight and darkness, like most places on Earth. During the summer months, Greenland can have long periods of daylight, known as the midnight sun, but in the winter months, it can have long periods of darkness, known as polar night.
There are four nouns. Bursts, speed, periods, and coasting are all nouns. Coasting is a gerund used as a noun.
Uniformitarianism is the idea that the same processes that operate today have been at work in the past, shaping the Earth's surface over long periods of time. This principle suggests that geological changes happen gradually and can be explained by observable and natural phenomena. Uniformitarianism is a fundamental concept in geology and helps scientists understand the history of the Earth.
Two things happen - depending on just how coldit becomes more brittlea mildly stretched rubber band will lengthen a bit when cooled (counterintuitive but true)
This can happen when you have taken the morning after pill or birth control pills and it can also happen when under stress or in the case of irregular periods.
It is possible but does not happen often. Its more likely to happen to a girl who's periods are irregular.
It is possible but does not happen often. Its more likely to happen to a girl who's periods are irregular.
You usually get a lot of cramps and then it will happen
periods could happen twice in one month, but the next month, you might miss
Some children do but it is not likely that it will happen
You have difficulty concentrating on anything for extended periods of time.
no not normally, although periods during pregnancy does happen.
If you happen to miss three periods, you should consult your doctor and or tell you parents or an adult that you feel comfortable to talk to this stuff about.
No. The period is known as the menstrual cycle, which can only happen in women.
If you use the condom right - nothing.
what will happen if you take loritabs and adipexs for a long period of time.