In an experimental situation, a student researcher inserts an mRNA molecule into the cytoplasm of a eukaryotic cell after she has removed its 5' cap and poly-A tail. Which of the following would you expect her to find?

a) The mRNA attaches to a ribosome and is translated, but more slowly.

b) The cell adds a new poly-A tail

c) The mRNA is quickly spliced into an mRNA containing a 5

The influenza virus cause the flu, but not other diseases. why?

To store strawberries in sugar syrup, lucy placed them in a jar and covered them with sugar but did not add any water. do you think syrup will be formed? justify. a. no. since water is not added, there cannot be any syrup formation. b. no. the higher concentration of sugar on the outside will cause the water from the sugar to diffuse in the strawberry cells causing them to swell without formation of any syrup. c. yes. the higher concentration of sugar on the outside will cause the water from the strawberry to diffuse out resulting in syrup formation. d. yes. the sugar will melt over time and form the syrup.

Why does sexual reproduction result in more genetic variation in a species