Which type of transport requires energy to move a molecule A. Active transport
B. Diffusion
C. Osmosis
D. Passive transport

Researchers randomly divide participants into groups. each group takes a different amount of omega-3 fatty acid supplements daily for a month. one group receives a placebo. the researchers measure the impact on cholesterol levels in the blood. what is the purpose of random assignment in this experiment? a, to produce treatment groups with similar characteristics b, to ensure that all people with high cholesterol have an equal chance of being selected for the study c, to increase the accuracy of the research results and prevent skewness in the data

List two modern organisms that have pentameral symmetry

Describe how a student should adjust the microscope to see the cells on a slide more clearly?