Which of the following is a type of local signaling in which a cell secretes a signal molecule that affects neighboring cells?

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#Question id: 13073

#SCPH05 I Biotechnology

Restriction enzymes must be use in RFLP and RAPD markers for genome mapping in plants;

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#Question id: 3658

#SCPH05 I Biotechnology

In E. coli, the UvrABC endonuclease removes _____________and other bulky lesions by recognizing the distortion these produce in the double helix.

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#Question id: 18766

#I Life Science/ Life Sciences Group – I-V

Which methods are used for finding all the possible base-paired regions from a given nucleic acid sequence

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#Question id: 8917

#SCPH05 I Biotechnology

The Hox genes came to regulate each of the following in what sequence, from earliest to most recent?

1. identity and position of paired appendages in protostome embryos

2. formation of water channels in sponges

3. anterior-posterior orientation of segments in protostome embryos

4. positioning of tentacles in cnidarians

5. anterior-posterior orientation in vertebrate embryos

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#Question id: 19215

#SCPH28 | Zoology

After the initial attachment step, A. tumefaciens produces a network of ________fibrils that bind the bacterium tightly to the plant cell surface.