Which best describes the relationship between the kidneys and the ureters? A. The kidneys and the ureters work together as interdependent parts of the same body system.

B. the ureters rely on the kidneys to perform their function, but the kidneys do not rely on the ureters.
C. the kidneys rely on the ureters to perform their function, but the ureters do not rely on the kidneys.
D. the kidneys and the ureters are part of the same body system, but they function independently of one another.

The cluster of developing cells from conception until birth is called an

Which statements best describe the differences or similarities between a comparative investigation and an experimental investigation? check all that apply. experimental investigations are best for showing cause-and-effect relationships, while comparative investigations do not necessarily show this type of relationship. comparative investigations are often impractical and unrealistic, while experimental investigations are the most practical and realistic kinds of investigations. comparative investigations allow for the use of a wide range of variables but do not have a control group, while experimental investigations involve variables that can be controlled. both experimental investigations and comparative investigations are designed to answer scientific questions. both experimental investigations and comparative investigations focus on making observations rather than collecting new data.

Everything that surrounds a particular organism