Earth has nearly 4,000 minerals, which are made from
elements.
naturally occurring

What type of organism is a one-celled organism that functions as a single unit? a. bi-celled b. single-celled c. pre-celled d. multi-celled

14. which of the following codons code for threonine? a. ucg b. ugu c. cga d. aca

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?