(this is an earth science question it did not give me the option)
Which evidence supports the b...
(this is an earth science question it did not give me the option)
Which evidence supports the big bang theory? Select three options.
Most galaxies exist
Planetesimals form and debris disks
Most galaxies are moving away from us
Uniform background radiation is detected in every direction
Galaxy spin faster than they should based on visible matter
Answers: 2
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The model illustrates a process by which a substance is taken up by a cell
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Aheterozygous normal male marries a woman with a sickle cell anemia. give the genotypes and possible phenotypes of the offspring
Answers: 2
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Refer to this portion of a dichotomous key for fish identification to answer the question. 1. (a) has a single dorsal fin ® 5 (b) has a double dorsal fin ® 2 2. (a) one fin is spiny, the other is smooth ® 3 (b) one fin is not spiny or smooth ® 4 5. (a) has small fin on back near tail ® 6 (b) has no fin on back near tail ® 7 6. (a) has barbs near the mouth ® catfish (b) does not have barbs near the mouth ® 10 7. (a) tail is asymmetrical ® 8 (b) tail is symmetrical ® 9 10. (a) scales are small ® trout (b) scales are large ® whitefish what is the next step to complete to identify a fish that has a single dorsal fin, no fin on the back near the tail, and no barbs near the mouth? step 2 step 5 step 7 step 10
Answers: 2
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