Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.
Did you know?
The FDA recognizes 118 routes of administration.
Did you know?
Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.
Did you know?
Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
Did you know?
Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
The experimental approach used by Masui and Markert to identify cyclin and cyclin-dependent kinase (
The three dimensions of stream structure.
The structure of plant photosystem I
Structure of the E. coli Tus protein, complexed with double-stranded DNA