Development of an Animal Is Connected to the Genes That

Multiple Choice

Development of an animal is connected to the genes that are expressed during development. Researchers propose that ...

A) increases in the number of Hox genes have been instrumental in the evolution of many animal species.
B) the greater the number of Hox genes the more complex the body plan of the animal.
C) both BMP4 and Hox are associated only with digit development in animals.
D) increases in the number of Hox genes have been instrumental in the evolution of many animal . species and the greater the number of Hox genes the more complex the body plan of the animal are both correct.
E) increases in the number of Hox genes have been instrumental in the evolution of many animal . species, the greater the number of Hox genes the more complex the body plan of the animal, and both BMP4 and Hox are associated only with digit development in animals are all correct.