Which of the following is descriptive of protostomes?
a. spiral and indeterminate cleavage, blastopore becomes mouth
b. spiral and determinate cleavage, blastopore becomes mouth
c. spiral and determinate cleavage, blastopore becomes anus
d. radial and determinate cleavage, blastopore becomes anus
e. radial and determinate cleavage, blastopore becomes mouth
Answer: b. spiral and determinate cleavage, blastopore becomes mouth