I believe because of their innocence behavior about almost everything. They wouldnt lie as much as adults because they are not aware of their surroundings yet and the consequences of every thing they say or do

6 0

3 years ago

If the placenta asks as a barrier, a filter, why do you think that some toxins and infectious agents are able to pass by, and af

NeX [460]

Answer: $\textbf{Here is a brief description of my findings;}$

- Lead, cobalt, arsenic and selenium appear to pass the placental barrier by a diffusion mechanism. It was also found that the mercury levels in cord blood were almost double those of the mother, suggesting that the foetus may act as a filter for the maternal mercury levels during pregnancy.

Explanation:

- Have a terrific day! <3

- Make sure to thank & rate, it’s always appreciated! <3

6 0

3 years ago