bio 116 exam 4 Questions and Answers
In animal development, which of the following best describes the process of cleavage? - Ans:-
Mitosis
What are the cells created by cleavage called? - Ans:-Blastomeres
Which of the following are the three germ layers contained in the gastrula? - Ans:-Ectoder...
Gastrulation is the stage of embryonic development following cleavage. During gastrulation, cell division
slows dramatically, and cells are rearranged in a precise way, forming three germ layers. The diagram
below illustrates gastrulation in a frog embryo, represented in cross section.
Drag the labels to their appropriate locations on the diagram. Use only pink labels for pink targets. Not
all labels will be used. - Ans:✔✔-A. blastocoel
B. primitive gut (archenteron)
C. ectoderm
D. mesoderm
E. endoderm
F. blastopore
G. yolk plug
H. blastopore forms
I. primitive gut begins to form
J. three germ layers in place
Part C - Organogenesis in a frog embryoPart complete
Tissue and organ formation begins during the process of organogenesis.
Page 4/76
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller GraceAmelia. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.49. You're not tied to anything after your purchase.