Because it shares blood and every cell in the mothers body.
Yes. They can still catch diseases and/or illnesses.
Circumcision has nothing to do with catching diseases.
If you mean oral sex, you can't get pregant but you could still catch sexually transmitted diseases.
A fetus is viable when it can live outside of the mothers womb. a viable foetus is where a foetus that could be taken from the womb and still be able to survive.
A fetus is totally dependent on its mother for nutrients, oxygen, and waste removal throughout the entire duration of pregnancy, which lasts about 40 weeks. This dependence begins at conception and continues until birth. After birth, while the newborn still relies heavily on the mother for care, it begins to gradually develop independence.
The nucleus is the DNA Dolly the sheep for example was cloned from her mother. The nucleus was taken from the foetus of Dolly and swapped for a nucleus of her mother. Look this up on the internet for the full story. Also if you are still stuck go onto BBC Bitesize and find stuff on Cells and Breeding ect.
Many still believed they were caused by imbalances of the four humors. Although the idea that microorganisms caused them was beginning to catch on.
Yes, i did it and still found and catch some of them.
Yes you can but it is not recommended as she will be putting all her energy into producing milk rather than the growing foetus.
To be a Feotus the baby must still be in the womb and is therefore still connected to its mother via the Placenta from which it receives oxygen and nutrients. Reb blood cells do not travel across the membranes of the placenta and therefore cannot pass between mother and foetus. This is because the placenta it effectively a loarge capillary bed from the foetus aligned with one from the mother. Just like in any other cappilary the red blood cells are far too large to pass across the vessel walls.
A person may not catch a disease by messing around with two different people who are not infected,but there are chances of contacting diseases if the persons involved are infected but still in the window period.
You can have anal and oral sex of which you cannot get pregnant from. True ... but if either party has STD's or is HIV positive, the other person can still catch those deadly diseases.