Jerome and Tyrone are fraternal twins. This means that they developed from:
A. a single egg that was fertilized by a single sperm.
B. a single egg that was fertilized by two different sperm.
C. two eggs that were fertilized by a single sperm.
D. two eggs that were fertilized by two different sperm.
Answer:D
Jerome and Tyrone are fraternal twins. This means that they developed from:
A. a single egg that was fertilized by a single sperm. B. a single egg that was fertilized by two different sperm. C. two eggs that were fertilized by a single sperm. D. two eggs that were fertilized by two different sperm.