From where do the placenta and umbilical cord develop? outer cells of the blastocyst
inner cells of the blastocyst
directly from the uterus
directly from the ovary

Ya um forget the human body let’s give our students “ s 3 x e d “

What are the responsibilities of the region of the brain highlighted below? =+= will rate brainiest =+=

10111213141516lactic acid fermentation differs from ethyl alcohol fermentation in thato in ethyl alcohol fermentation co2 is also producedlactic acid fermentation can occur in all living thingsethyl alcohol fermentation can only occur in plantsonly lactic acid fermentation can produce more atp

What is the difference between a meteoroid and a meteor?