Working with Salamander Embryos, Hans Spemann Transplanted a Piece of a Late

question 260

Multiple Choice

Working with salamander embryos, Hans Spemann transplanted a piece of a late gastrula that would normally form epidermis of the skin to the region of another late gastrula that would normally form neural tissue.Which result did he get?

• A) The recipient gastrula developed a secondary embryo at the transplant site.
• B) The transplanted tissue formed epidermis.
• C) The recipient gastrula rejected the tissue transplant.
• D) The transplanted tissue formed neural tissue.
• E) The recipient of the transplant died.

Comprehend the relationship between neurotransmitters and unipolar depression.

Identify types of depression based on root causes such as stressful life events or internal factors.

Recognize the efficacy of different treatments for peripartum depression.

Understand the role of genetic predispositions in unipolar depression.

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