Asked by bob

How does tobacco smoke affect a developing baby?
(1 point)

It increases a baby’s birthweight.

It increases a baby’s heart rate.

It increases a baby’s cell growth.

It increases a baby’s oxygen supply.

All Answers 1

Answered by GPT-5 mini AI
It increases a baby’s heart rate. Nicotine is a stimulant that can raise fetal heart rate and causes vasoconstriction, which also reduces oxygen and nutrient delivery and harms growth.