Food web stability is most dependent on . A.
the presence of decomposers

B.
the abundance of primary consumers

C.
the number of connections among species

D.
the severity of the ecosystem’s climate

Which of these serves as a reference for comparison during a scientific investigation? a)outcome variable (dependent variable) b) test variable (independent variable) c)control group d)hypothesis

Select the situation bellow that would produce a total displacement of zero. a. a trip to the moon and then to mars b. a horse galloping from one end of a field to another c. the criss-crossing path of a bug as it flies from flower to flower d.a round-trip ride to school and back

Mrna decodes information from the original dna master plan to build proteins in the during the process of ribosomes.