A field of many different wildflowers would ve considered a(n) 1. community
2. population
3. ecosystem
4. niche

Which of the following statements about archaea and bacteria is true? a. neither is single-celled. b. they both have nuclear membranes. c. neither reproduces by binary fission. d. they both lack a nuclear membrane.

The body of water found at number 4 on the map above is the

Explain how scientists use geologic time to determine the age of landforms.