The main function of the endomembrane system is building and modifying _____ and _____
Fill in the blank(s) with correct word
lipids and proteins
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The normal use of restriction enzymes by bacteria is to ____
a. integrate viral DNA b. cut apart short sequences of bases in DNA c. repair "sticky ends d. copy the bacterial genes e. clone DNA
It is your responsibility to ________
A) read the label every time you open a new medication B) find a doctor you feel comfortable talking to C) follow up if test results do not arrive D) All of the above are true.
Which of the following statements is FALSE regarding a rightward shift in the hemoglobin-oxygen dissociation curve?
A) Affinity for oxygen is decreased. B) Hemoglobin unloading of oxygen is increased. C) It can be caused by a decrease in 2,3-BPG. D) Oxygen loading onto hemoglobin is decreased. E) A rightward shift usually occurs in active tissue.
In Figure 23-2, the X points to a
a) guard cell. b) mesophyll cell. c) vein. d) stoma.