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In what ways did the barriers in the U.S. Constitution contribute to long-term institutionalized racism against African Americans? (Answer in at least five sentences)

Imagine you have all the parts of a bicycle spread out on the ground: wheels, gears, pedals, and a chain. None of the parts can transport you anywhere on their own. But when connected together, the bicycle gains a new ability–movement. This best illustrates:

Which statement is most likely pseudoscience?

The similarities in cell structure and DNA between very different species (like oak trees, whales, and bacteria) can be explained by evolution from a common ancestor.

Match the form to its function.

match each structure listed to the correct letter on diagram

Identify the organism that has one or two flagella, lives in pond water, has an eyespot or stigma, and may be photosynthetic or heterotrophic.

The base of aquatic food chains, composed of protists and other microorganisms is 

Protists are typically found in all of these habitats EXCEPT

What fruit-eating animal likely would ensure the widest dispersal of a plant’s seeds?