Processing of prokaryotic mRNA molecules, such as splicing and polyadenylation, allows for greater
posttranscriptional regulation.
False - eukaryotic
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A person who has lost a large amount of blood but is still alive is found in a wrecked automobile under a highway bridge. Several people are helping the paramedics load the victim into the ambulance. After the ambulance has departed for the hospital, you overhear the following conversation from the persons who helped the paramedics. "I am certain that when that guy gets to the hospital, they will transfuse him with any blood that they have in the blood bank since he has lost so much blood." The other person says, "Yeah, I bet you're right!" Having had a biology course, you know which blood could be safely given to anyone. Select it below.
A. A B. B C. AB D. O
Why are stem cells able to divide indefinitely?
What will be an ideal response?
A metagenomic study from a never-before-seen type of gingival infection indicates the presence of large numbers of archaea. Which of the following would be a good practice to isolate this organism?
A. Incubate the isolation medium adjacent to a bright full-spectrum light. B. Incubate the isolation medium at about 90°C. C. Adjust the pH of the medium to below 5. D. Use an anaerobic medium and incubate in a sealed container.
In a restaurant you were served some shredded endosperm for your salad; which of the following was offered to you?
a) shredded lettuce b) shredded coconut c) shredded carrot d) shredded potato e) shredded apple