Which macromolecules provide instructions for froth

nucleic acids is the correct answer

Greenthe fossil record is the history of life recorded byhuman observationgod. climatologists. remains of the past.

When proteins are being produced by a cell, scientist say that the genes are question 2 options: activated turned off replicated deactivated

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.