_______________ is a specific RNase which cuts RNA–DNA hybrids; involved in replication of ColE1-like plasmids.

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#Question id: 19091

#Unit 6. System Physiology – Plant

Fusicoccin stimulates

a) Transient growth in stem

b) Plant hormones

c) Proton extrusion

d) Hyperpolarization of membrane

e) Tumor formation

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#Question id: 11176

#Unit 10. Ecological Principles

Species that reproduce once and then die are ______ species.

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#Question id: 4949

#Unit 11. Evolution and Behavior

What probably accounts for the switch to DNA-based genetic systems during the evolution of life on Earth?

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#Question id: 1310

#Unit 4. Cell Communication and Cell Signaling

In some tissues subject to mechanical stress, special junctions which connect the cytoskeletons of adjacent cells.

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#Question id: 9252

#Unit 9. Diversity of Life Forms

Which of these environmental factor(s) is/are the key determining factor(s) that control(s) the biotic structure of aquatic biomes?