Answer: option E - It may have blinded your study.
Explanation:
A confounder is a factor, in data analysis, that causes the effects of two distinct processes to be indistinguishable/ unknown.
Of course, the confounder (factor) could have made the protective effect against heart disease a function of more than just physical activity - bringing other factors like heredity or diet history etc into consideration.
So, the confounder (factor) may have blinded your study.
The horrific forced transport of Africans into America during the age of exploration as part of the slave trade that was going on where Africans were transported on ships from Africa, chained up like animals all the way to America was an example of international migration affecting the population.
External influences forced Africans to go from Africa to another continent and live there.
Answer:
Your answer is D) leaves. The leaves serve as the "solar panels" of the plant, because they gather sunlight for photosynthesis.
Answer:
cuz it will blow up xd need more secure
For this question, the correct answer is the flagellum. The flagellum (plural; flagella) is a whip-like or thread-like structure that propels the cell for locomotion. There is another way that a prokaryote can move, with the use of another organelle that is described as short projections called cilia.