2020-21 d Module I: Cells and Cell Processes
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6.
Skin cells, blood cells, and brain cells perform very different functions. What do they have
in common?
A They each form tissues in which similar cells function together.
B. Organs that help to carry out a specific life activity.
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C. Organ systems that are responsible for a specific life activity.
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D. Cells that carry out exactly the same functions.
Ok

Q: a pair of homologous chromosomesa) always has the same genes and the same allows b)always has the same genes c)always has the same alleles d)never has the same genes

!if we removed the wolf, snake, and hawk from this food web, what best explains the impact it would have? a) the number of producers would increase. b)the number of decomposers would increase. c)the number of primary consumers would increase. d)the numbers of primary consumers would decrease.

8) animals respond in various ways to stimuli detected through their senses. some of these responses are stimulated by the presence of danger. which of these animal responses is the best example of a response to an immediate threat? a) a rooster crows every morning at the first sign of light. b) as something approaches an octopus, it shoots a cloud of ink. c) from late fall until spring, bears hibernate to preserve energy. d) a dog is getting hot in the sunlight, so he moves to a shaded area.