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
Answer:
Allowing a small but controlled portion of a pest population to remain does less damage to ecosystems, soils, water, and air. Another feature of IPM would be making a habitat more complex, such as mazes, so it can slow the spread of parasites. No-till or low-till agriculture is another feature of IPM because this helps natural enemies of some pests to build up in the soil, whereas plowing destroys the habitats of these enemies.
Explanation:
Edgen 2020 plus I got a 100 when I typed this out.
Answer: A gyrus (plural = gyri) is the ridge of one of those wrinkles, and a sulcus (plural = sulci) is the groove between two gyri. The pattern of these folds of tissue indicates specific regions of the cerebral cortex. The head is limited by the size of the birth canal, and the brain must fit inside the cranial cavity of the skull.
Explanation: Hope this helps :)
The buffy coat is an anti coagulated part of the blood and it contains white blood cells and platelets. It makes up less than 1% of the entire sample
