As membranas celulares podem ser descritas como o componente chave de uma célula e da vida em geral. Explique esta afirmação

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.

How did the work of farmers and breeders in england influence the work of charles darwin

Karen is a forensic scientist whose purpose is to identify and evaluate physical evidence. which of the following tasks does she perform? a. reporting results of scientific analysis b. interviewing suspects c. questioning witnesses d. preparing victims for burial