Once the embryo reaches the blastocyst stage, approximately five to six days after fertilization.
What do you need help with
Well media images are skinny and look “perfect” and we deep down start to feel insecure about ourselves and want to look like that so some people stop eating other get surgeries and so on and so forth.
Answer:
a. tongue
b.t cells
c. stomach
d. arteries
Explanation:
trust me man took biology in 5 grade
<span>What is the name for the tiny air sacs of the lungs?
<span>the pulmonary alveoli</span></span>