- Chromosomes can be described as A) folded chains of bonded glucose molecules
B) large molecules that have only one function
C) reproductive cells composed of molecular bases
D) coiled strands of genetic material

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

Arepair man charged $93.06 the price included 2 hours of labor and 40 service charge how much does the repairmen charge per hour for labor?

What might explain the real-world results, show in the graph to the right, for one class of twenty students? check all that apply.