#Question id: 5027
#SCPH28 | Zoology
Fossil evidence indicates that the following events occurred in what sequence, from earliest to most recent?
1. Protostomes invade terrestrial environments.
2. Cambrian explosion occurs.
3. Deuterostomes invade terrestrial environments.
4. Vertebrates become top predators in the seas.
#Question id: 7297
#SCPH01 Biochemistry
How is the ABC model for floral identity in Arabidopsis similar to the models for homeotic gene function derived from studies in Drosophila?
#Question id: 5262
#SCPH28 | Zoology
Which of the following characteristics is not true of a plasmid?
#Question id: 4741
#SCPH12 I Genetics
The F2 progeny from a particular cross exhibit a modified dihybrid ratio of 9 : 7 (instead of 9 : 3 : 3 : 1). What phenotypic ratio would be expected from a testcross of the F1?
#Question id: 16009
#SCPH05 I Biotechnology