Answer:
a group of cells that work together to perform a function that's an organ while a group of tissues that work together to perform a common function that's a cell while a living thing that is made of organ systems that's an organism while a group of organs that work together to perform a common function that's an organ system
B. separated twins tend to have the small behavioural characteristic, regardless of the environment.
Plants are living beings and need food to grow in a healthy way. Plant food is supplied by the soil, which, in addition to sustaining it, is the deposit of substances from which vegetables feed.
These food substances are called nutrients, and they are all the elements, or chemical compounds, that beings ingest to guarantee the functioning of their body's metabolism and cellular actions. In short: nutrients are the fuel and raw material for life.
Answer:
internal validity; external validity
Explanation:
The simulation experiment or a computer experiment is performed to verify the correctness of any program or operation and to evaluate the performance of the proposed project.
It is mainly used for the process analysis as well as for the process optimization of the experiment. Doing a simulation experiment maintains the internal validity of the experiment. It also maintains the external validity of the research that is conducted in the real world.
