The answer is B. alcohol crosses the barrier that the placenta creates
The placenta usually consist of several layers of cells that act as a barrier for the diffusion of substance that connect the maternal and fetal circulatory system that very important for the fetus' growth. But sadly, it can't block Chemical really well and alcohol can screw it u
Well I will assume you are talking about the bird soooo...
Q3. The flycatcher
Q4. The trees in its forest
Q6. Yes and seasonal leaves from the tree might fall preventing from flycatchers hiding in the trees.
C. in the thylakoid membrane
have fun in bio :)
It' have chilling wind circulation so clouds was produce rain
