Food webs such as the one shown were first used in 1927 by the animal ecologist charles elton. the food web below represents the feeding relationships among organisms in an alaskan ecosystem. an environmental change that removed which of these organisms from the ecosystem would cause the most instability in the ecosystem?

yes

Explanation:

just finished the test, the answer is d, greg is the least cost-effective because he charges the most for the project

the answers are as following:

1. c. double helix, nucleosome, coil, supercoil, chromosome

2. b. g2 phase, preparation for mitosis

3. d. interphase consists of the g1, s, and g2 phases

4. c. metaphase

5. a. chromosomes are duplicated before cell division so that each new daughter cell has a complete set