In the eukaryotic promoters that have it, the CAAT box appears to be critical to the promoter's ability to facilitate transcription

Indicate whether the statement is true or false


TRUE

Biology & Microbiology

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Predict how Pasteur's conclusions on spontaneous generation with swan flasks would have changed if he worked with and maintained the flasks in a sterile laminar flow hood

A) Sterilization of the swan flask solutions would not have been necessary to reject spontaneous generation. If he did sterilize the flasks, the spontaneous generation hypothesis would have been supported. B) His incubation times would not have been sufficient to refute spontaneous generation. C) Pasteur's flasks never would have putrefied, and the experiment would not have refuted spontaneous generation. D) Viruses would have still been present, and his conclusion would have been unchanged.

Biology & Microbiology

During times of intensive flying, bumblebees use anaerobic respiration to convert glucose to

__________.

a. lactic acid b. carbon dioxide c. acetyl CoA d. oxygen

Biology & Microbiology

Which of the following characteristics is not associated with nemerteans?

A. presence of a true coelomic space, the rhynchocoel B. blood vessels C. a heart D. a proboscis E. a tube-within-a-tube body plan

Biology & Microbiology

Which of the following key HAI's is not associated with its correct cause?

A) Methicillin-resistant Staphylococcus aureus (MRSA): Causes dangerous infections of surgical wounds, bedsores, and central lines; primarily transmitted by touch B) E. coli: Urinary tract infections and bacteremia C) Vancomycin-resistant enterococci (VRE): Causes wound, bloodstream, and urinary tract infections D) Clostridium difficile: Causes acute illness that is followed by a high risk of chronic infection that causes severe liver damage and increases the risk of liver cancer E) Pseudomonas aeruginosa: Causes infections in burn patients, catheterized patients, and people on ventilators

Biology & Microbiology