Which of these materials cannot cross the placenta from mother to fetus?
water
oxygen
alc...
Biology, 10.03.2021 14:00, ayoismeisalex
Which of these materials cannot cross the placenta from mother to fetus?
water
oxygen
alcohol
antibiotics
HIV virus
nicotine
nutrients
DNA
Answers: 1
Biology, 22.06.2019 03:00, 21tywmeb
20 points and brainlist 1. london has suffered from terrible air pollution for at least seven centuries. why is the city so prone to its famous “london fog? ” what did london do to get rid of its air pollution? 2. why does air pollution cause problems in developing nations more than in developed ones?
Answers: 2
Mathematics, 20.04.2020 20:50
Mathematics, 20.04.2020 20:50