Question 3
1 pts
The cod fish population has dropped in New England between 1982 until today. How
many times larger was the cod fish population in 1982 as compared to today?
0 it was 27x higher in 1982
it was 19x larger in 1982
it was 95x higher in 1982
0 it was 5x higher in 1982

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.

During the process of blank and molecules such as a glucose must use a protein channel to cross through a cell membrane

To take a whiff of your favorite food, you use both? a. motor nerves and your digestive system b. sensory nerves and your immune system c. motor nerves and your skeletal system d. sensory nerves and your respiratory system