What specific activities can the protein encoded by some group II introns perform?
What will be an ideal response?
Ans: The protein encoded by some group II introns has reverse transcriptase, maturase (folding of the intron), DNA-binding, and endonuclease activities.
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____ occurs within a single plant, while ____ occurs between two plants
a. A dihybrid cross; a monohybrid cross b. Epistasis; polygenic inheritance c. A testcross; cross-pollination d. Self-pollination; cross-pollination e. A dihybrid cross; self-pollination
Which biome or biomes have precipitation that falls all year?
a. tropical rain forest only b. chaparral only c. tundra d. tropical rain forest and chaparral e. tropical rain forest and temperate deciduous forest
Water covers about ____ of Earth's surface.
A. 33% B. 40% C. 50% D. 70% E. 80%
The steady charge difference across the plasma membrane is called the
a. action potential. b. energy potential. c. electrolyte potential. d. resting membrane potential. e. kinetic potential.