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Biology, 22.06.2019 07:00
What is the main function of the central vacuole in a plant cell? a. absorbs energy from the sun to produce food b. holds water and maintains turgor pressure c. breaks down molecules to release energy d. contains the cell's genetic material
Answers: 1
Biology, 22.06.2019 07:00
Which best describes the nucleus of an atom a. it is where all of the particle s of the atom are located b. it is the negatively charged part of the atom c. it is where the electrons and the protons are located d. it is the part of the atom with the greatest mass
Answers: 2
Biology, 22.06.2019 09:10
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
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Biology, 22.06.2019 13:00
Anormal strand of dna is shown below, followed by the same strand of dna after mutations have occurred.
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History, 16.11.2019 21:31
Mathematics, 16.11.2019 21:31
Biology, 16.11.2019 21:31
History, 16.11.2019 21:31
Mathematics, 16.11.2019 21:31
Mathematics, 16.11.2019 21:31
Mathematics, 16.11.2019 21:31
History, 16.11.2019 21:31
Mathematics, 16.11.2019 21:31
Mathematics, 16.11.2019 21:31
History, 16.11.2019 21:31
History, 16.11.2019 21:31
Chemistry, 16.11.2019 21:31
Mathematics, 16.11.2019 21:31