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The removal of unnecessary cells during development occurs through a process of:

A fertilized ovum is known as a:

The developing placenta gradually takes over the role of feeding an embryo during:

The stalks of the yolk sac and allantois establish the outer portion of what structure?

True or False:  The risk of myocardial infarction was elevated among women with a history of gestational diabetes who subsequently will develop type 2 diabetes.

The fourth week to the eighth week of development marks the beginning of the embryonic period when these organ systems form:

True/False: At 11- weeks: The intestines have returned to the abdominal region from their site of herniation in the yolk sac.

When the cells within the zygote begin to divide rapidly, these cells are called

Gastrulation is the process when cells of the embryo:

Pharyngeal arches form after neural tube closure. Arch one will become the ___________.