I REALLY NEED HELP, PLEASE ANSWER AS MUCH AS YOU CAN!! 4. Which of the following

Question

I REALLY NEED HELP, PLEASE ANSWER AS MUCH AS YOU CAN!!

4. Which of the following statements about the RNA World theory of abiogenesis is true?

A) Nucleotides are polymerized in the shallow ocean water to generate RNA

B) RNA develop into ribozymes that can catalyze replication of micelles and vesicles

C) RNA can develop into ribozymes that can catalyze replication of themselves and RNA

D) All are true

5. You are trying to sail across the North Atlantic Ocean. At which of the following latitudes will you make the most progress?

A) 0*

B) 15* N

C) 30* N

D) 60*N

6. Nor'easters are

A) Extratropical cyclones occuring between Ferrel and Hadley cells

B) Extratropical cylones occuring between Ferrel and Polar cells

C) Hurricanes occuring between Ferrel and Hadley cells

D) Hurricanes occuring between Ferrel and Polar cells

7. Turbidity currents

A) move rapidly and continuously along the east coast of the Mid Atlantic US keeping the continental shelf free of sediment

B) Cut submarine canyons into continental slopes

C) Are a balance between Coriolis and gravity

D) Drop sand and mud in bends of rivers heading toward the ocean

8. You are doing echo sounding. You sent out a ping that returns in 2 seconds. If the speed of sound in seawater is 1500 m/s. How deep is this part of the ocean?

A) 1000 m

B) 1500 m

C) 2500 m

D) 30000 m

9) During the autumn equinox (in richmond, va), the sun is over which latitude?

A) 0*

B) 23.5 * N

C) 23.5 *S

D) 60 * N

Explanation / Answer

for question 4. and is B) RNA develop into ribozymes that can catalyze replication of micelles and vesicles

for question 5. D) 60*N

for question 6. B) Extratropical cylones occuring between Ferrel and Polar cells

for question 7. D) Drop sand and mud in bends of rivers heading toward the ocean

for question 8. B) 1500 m

for question 9. C) 23.5 *S

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