BIOD 351/ BIOD351 Module 2 Exam: Pharmacology | 100 OUT OF 100 |Questions and Verified Answers |Solved

BIOD 351/ BIOD351 Module 2 Exam:
Pharmacology | Latest 2025/ 2026 Update |
100 OUT OF 100 |Questions and Verified
Answers | 100% Correct – Portage Learning.

Question:
In the mouse embryo, this tissue provides important cues that specify the anterior-
posterior orientation of the primitive streak. Name this tissue.
Answer:
Anterior Visceral Endoderm




Question:
During neural development, the dietary vitamin ____ is required for ____ closure.
Answer:
Folate, dorsal neural tube




Question:
Somites form in a ____ sequence. The location of somite formation is dependent
upon a gradient of _____, a patterning cute with high levels of expression in the
caudal tailbud.
Answer:
Rostral to caudal, FGF8

, Question:
Which of the following embryonic sources make the largest contribution to the
cells currently in your body?
Answer:
Epiblast




Question:
Melanoblasts derive from neural crest that migrate from the ___ along the ___
pathway near the epidermis.
Answer:
Dorsal neural tube, dorsolateral




Question:
Which of the following represents an important outcome of heart looping?
Answer:
Conversion of anterior-posterior asymmetry to left-right asymmetry




Question:
Disruptions of the formation of the primordial lung bud can lead to severe birth
defects involving the ____ and ____.
Answer:
Esophagus, trachea