Hans Spemann and colleagues developed the concept of the organizer in amphibian embryos while studying the _____

A) medial cells between the optic cups
B) anterior terminus of the notochord
C) lateral margins of the neural tube
D) dorsal lip of the blastopore


D

Biology & Microbiology

You might also like to view...

Under the best case scenario, the majority of water should be lost via transpiration.

a. True b. False

Biology & Microbiology

The formation of open complex usually forms in GC rich regions of DNA due to the decreased number of hydrogen bonds

Indicate whether the statement is true or false

Biology & Microbiology

In sexual reproduction, two __________ fuse to form a __________

a. gametes; zygote b. eggs; embryo c. sperm; zygote d. gonads; embryo

Biology & Microbiology

Which level of gene regulation is the primary level for prokaryotes?

a. epigenetic level b. translation level c. transcriptional level d. post-transcriptional level

Biology & Microbiology