Question

Study type Description Observations are made of the association between variables and populations without intervention; cannot establish cause and effect. Animal experiments, cell cultures, and biochemical analyses are used as model systems. Subjects are recruited, randomized, and assigned to an experimental or control group. Answer Bank epidemiological studies randomized control trials experimental model systems

          Study type
Description
Observations are made of the association between variables and
populations without intervention; cannot establish cause and effect.
Animal experiments, cell cultures, and biochemical analyses are
used as model systems.
Subjects are recruited, randomized, and assigned to an experimental
or control group.
Answer Bank
epidemiological studies
randomized control trials
experimental model systems

Study type
Description
Observations are made of the association between variables and
populations without intervention; cannot establish cause and effect.
Animal experiments, cell cultures, and biochemical analyses are
used as model systems.
Subjects are recruited, randomized, and assigned to an experimental
or control group.
Answer Bank
epidemiological studies
randomized control trials
experimental model systems

Added by Brianna R.

Biology for AP Courses

Julianne Zedalis, John Eggebrecht

Instant Answer

Solved by Expert Adi S

08/11/2022

Step 1

This is the definition of an epidemiological study. Show more…

Show all steps

Thanks for your feedback!

Study type Description Observations are made of the association between variables and populations without intervention; cannot establish cause and effect. Animal experiments, cell cultures, and biochemical analyses are used as model systems. Subjects are recruited, randomized, and assigned to an experimental or control group. Answer Bank epidemiological studies randomized control trials experimental model systems