What is meant by a species? , have test tomorrow

Aperson travels 35 km in 0.4hrs, followed by 53 km in 0.6 hr. what is the average speed

The pronunciation aid that determines the stress placed upon a syllable is the

Homo heidelbergensis was a tall, muscular hunter, who used both tools and weapons. because h. heidelbergensis was not a gatherer/forager, but ate a varied diet including meat and fish, we would expect to see what anatomical changes?