Multiple Choice
What happened during the Cretaceous period?
A) Mammals diversified and flourished.
B) Life appeared on this planet.
C) The first animals with shells and skeletons appeared.
D) The dinosaurs reached their peak and then became extinct.
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q18: Australia and Eurasia each have a mouse-like
Q56: How far back do the fossil records
Q57: Match each of the following events with
Q58: When did mammals undergo an evolutionary "explosion"
Q59: When did most dinosaurs become extinct?<br>A)around 500
Q60: Which of the following best distinguishes derived
Q63: What is a likely result of a
Q64: What genes control the overall body plan
Q65: Which of the following best describes a
Q66: Which of the following is the importance