How do fraternal twins form? a- two eggs are fertilized by one sperm b- two sperm fertilize an egg c- a fertilized egg splits in two d- two eggs are fertilized by two sperm

What were the main components of earth’s earliest atmosphere? oxygen and ammonia hydrogen and helium oxygen and nitrogen hydrogen and nitrogen

Which feature would you expect to find in a population in which sexual selection depends on male competition?

Drag the labels to the correct location in the equation. not all labels will be used (1 kilometer = 1,000 meters, 1 hour = 60 minutes, 1 minute = 60 seconds) complete the steps necessary to convert 55 kilometers per hour to meters per second, min 60 1,000 15.28100 sec min 55 km 1 hour 5fhkem x 4 km] m x 1 hourin xoo1 min 1 km sec reset next