How does tobacco smoke affect a developing baby? (1 point) Responses It increases a baby’s birthweight. It increases a baby’s birthweight. It increases a baby’s heart rate. It increases a baby’s heart rate. It increases a baby’s cell growth. It increases a baby’s cell growth. It increases a baby’s oxygen supply. It increases a baby’s oxygen supply.

Tobacco smoke can have negative effects on a developing baby, including reducing the baby's birthweight, increasing the baby's heart rate, inhibiting cell growth, and decreasing oxygen supply to the baby.