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Describe the three different types of neurulation. Remember to assign your description to the specific type of neurulation. (6 pts)

Another way to compare and contrast in development is to consider what is the equivalent event/structure between organisms.  For the following questions, State the equivalent event/structure between the two organisms listed. 2. Explain the reasoning that brought you to this answer   Primitive Streak in birds compared to humans

Using the time frame of gastrulation and the model organisms bird and mice, explain 2 similarities and 1 difference regarding this process.  Remember in your difference, do not just explain one side and say “and the other one doesn’t”- explain the biology of the difference.

Another way to compare and contrast in development is to consider what is the equivalent event/structure between organisms.  For the following questions, State the equivalent event/structure between the two organisms listed. 2. Explain the reasoning that brought you to this answer   The kholor sickle in avians compared to fish

Developing fly larvae express Hox genes that work in a similar manner to those in mammals.  Below is a diagram of the larvae Hox gene expression and phenotype.  Choose from the drop down menus to finish the sentence correctly based on the image provided.  2pts “A fly that has [option1] of function of Hox gene [option2], would create a fly that has no head but two sets of hands.”

β-catenin is the mesoderm inducing factor during sea urchin gastrulation.  Design an experiment in which you determine if β-catenin is required to induce mesoderm in sea urchins. (5 pts)

Another way to compare and contrast in development is to consider what is the equivalent event/structure between organisms.  For the following questions, State the equivalent event/structure between the two organisms listed. 2. Explain the reasoning that brought you to this answer   Axis formation in birds compared to humans

            Transaction B can commit on this schedule? (True/False) 

Given transaction T2 inserts index 0037. When T2 reached to the leaf node, it is safe? (True/False) 

Regarding to the following B+Tree(m=3), If we delete index key = all 5s, all 2s, insert 4 and 1, what is the B+Tree index after the operations?                                                         (5 Points)  (Note: please show each step, not only final answer). Please upload file to answer the question.