Which birth defect is most likely the effect of exposure to cigarette smoke?

Explanation:

This can put both you and your baby in danger. Smoking raises your baby's risk for birth defects, including cleft lip, cleft palate, or both. A cleft is an opening in your baby's lip or in the roof of her mouth (palate).

i think that is new experiments yield untrustworthy data and should be carefully considered, because you don't know what will happen with the experiments.

a compound light microscope is used to magnify objects in steps.  

hope it