How does an ultrasound produce images of a fetus?
a. It uses x-rays, which are absorbed by fetal tissue, thus creating an image.
b. It uses sounds waves, which are absorbed by the fetal tissue, thus creating an image.
c. It uses x-rays, which either pass through or bounce off fetal tissue, thus creating an image.
d. It uses sound waves, which either pass through or bounce off fetal tissue, thus creating an image.
Question 2
What diagnostic marker is used as a potential indicator of spina bifida in the fetus?
a. alpha fetoprotein c. delta neuroglobin
b. beta creatin d. gamma fetal growth factor
Step 2 of gene cloning: The actions of a restriction enzyme and DNA ligase to produce a recombinant
Electron Microscope Images of a Diatom
X Rays Generated by Accretion of Matter Near a Black Hole
Fetus in Utero
Fetal Period
Fetal Circulation