Definition This is a group of plants and animals in the same region that have adapted together to the region's environment. It includes the biotic and abiotic components

d) center of the mid-ocean ridge

give brainleysest

sinserly,

steckh986

a few examples of ethical concerns involving genetically engineering of humans include

-privacy of genetically tested people

- potential side effects

-long term effects

the relative standard reduction potential of the half-cell in which reduction occurs; more positive than the other half-cell. reduction is a chemical process in which electrons are added to an atom or an ion; it always occurs accompanied by oxidation of the reducing agent.

b is the correct answer