What is an allele? Give an example found as a phenotype. (Please help, I have very little time!)

Microorganisms aren’t all decomposers; in fact, many act as producers or primary consumers in an ecosystem. how do microorganisms that act as producers benefit the rest of an ecosystem in terms of energy transfer? what about microorganisms that act as primary consumers?

Which of the following best describes the purpose of technology?

Which statement is true about the cell theory? a) it is well-supported by evidence. b) it is unchangeable and permanent.