#Question id: 5075
#Unit 5. Developmental Biology
Which of the following developmental processes has been most recently completed in the amphibian embryo shown here?
#Question id: 2379
#Unit 2. Cellular Organization
Chloroplasts and mitochondria are good examples of the Endosymbiont Theory because
#Question id: 24524
#Unit 11. Evolution and Behavior
#Question id: 5131
#Unit 5. Developmental Biology
Differentiated cells express the genes and proteins characteristic of their final identity in the adult, and that identity can be altered only under special circumstances. How does the concept of differentiation, as described here, differ from the concept of determination?
#Question id: 8695
#Unit 9. Diversity of Life Forms
Phylogenetic trees constructed from evidence from molecular systematics are based on similarities in ________.