Molecules which are not built according to a genetic “blueprint,” are

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#Question id: 3693

#Unit 3. Fundamental Processes

In prokaryotes, the RNA primer from the lagging strand is removed and replaced by the DNA sequence. This process is catalyzed by an enzyme ________ which possess 5'-3' exonuclease activity and 5'-3' polymerase activity.

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#Question id: 4058

#Unit 3. Fundamental Processes

The mechanism of pre-tRNA splicing differs in from the mechanisms used by self-splicing introns and spliceosomes as

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#Question id: 13221

#Unit 6. System Physiology – Plant

There are two main types of water-transporting cells in the Xylem,

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#Question id: 4173

#Unit 11. Evolution and Behavior

Different codons that specify the same amino acid are called __ codons.

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#Question id: 12991

#Unit 1. Molecules and their Interaction Relevant to Biology

Choose the correct statements

a. Secondary structures are stabilized by hydrogen bonds.

b. Hydrogen bond always formed between non bonded atoms.

c. the folded length of an amino acid in α-helix reduced almost 3 times than linear structure.

d. Only dihedral angle changes during the formation of secondary structure while bond length remains unchanged