I believe the answer is <span>Alcohol
</span><span>Alcohol is one of the most common teratogens. Many mothers don't realize that they are pregnant still consume alcohol until a few weeks of pregnancy. Alcohol has effects on the nervous system and the fetus will keep being susceptible in all three trimesters of pregnancy.
</span><span>Fetal alcohol syndrome includes the low birth weight, low head circumference, and many kinds of symptoms related to nervous system.</span>
Answer:
Photosynthesis adds carbon dioxide to the air
Explanation:
<span>Bone tissue supports and protects organs, produces blood cells and stores minerals.</span>
Potatoes do not swell when it rains. When it rains the potatoes absorbs water mostly through its roots.