A variation of the PGD method, called ____________________, can test for genetic disorders in the egg before
fertilization Fill in the blank(s) with the appropriate word(s).
polar body biopsy
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A gene that undergoes rho-dependent termination has a mutation in the rut site. How will this influence transcriptional activity?
A. Transcription will terminate normally as Rho termiantion relies on the rut site to enhance termination; it is not essential for termination B. Transcription will stop immediately because RNA polymerase will sense there is a mutation C. Transcription will continue until another termination sequence, either Rho dependent or independent is reached D. There will be no transcription initiation
Sodium hydroxide (NaOH), Zephiran–trisodium phosphate, N-acetyl-L-cysteine–NaOH (NALC-NaOH), and oxalic acid are associated with:
a. methods of cultivating Mycobacterium in vitro. b. digestion and decontamination of speci-mens for mycobacterial studies. c. identification of clinically significant Mycobacterium. d. antimicrobial susceptibility testing of mycobacterial species.
The cytoskeletal structure(s) that are composed of actin and regulate cell shape, cell movement and muscle contraction include
_____ microfilaments. _____ intermediate filaments. _____ microtubules. _____ microtubules and intermediate filaments. _____ microfilaments and microtubules.
The animals used in the text to show variation in
domesticated forms are a. pigeons. b. chickens. c. pigs. d. dogs. e. cats.