Aseries of steps that guide scientist to investigate questions about a natural world is hypothesis ,theory ,law or the scientific method

The scientific method

Explanation:

The scientific method is the series of steps that is required to be followed so as to determine the cause of natural phenomena on earth. This includes the steps like observation, framing hypothesis, making prediction, formation of a research design, experimentation, analysis and conclusion.

q: compare the parts of a cell and the cell as a whole to another common nonliving system (i.e., a car, a city,

a:

comparing this to the inside of a food building/company.

all cells are surrounded by a plasma membrane, which protects the cell from its environment, keeping toxic substances out of the cell. it regulates which molecules are allowed to enter and exit the cell.

regulates all cell activity such as cellular metabolism, and growth in addition to storing and maintaining the cell's dna for transcription and replication. determines what proteins to make.

contains the organelles; site of most cell activity

the place where ribosomes do their working activity.

builds the proteins.

prepares proteins for use or export.

responsible for breaking down and absorbing materials taken in by the cell.

maintains cell shape.

transforms one form of energy into another.

i think the answer is b.