A red blood cell has lost its nucleus to make more space for carrying oxygen. This is an example of ________
A) a prokaryotic cell
B) a cell that is not living
C) the relationship between structure and function
D) a cell whose DNA is circular
C
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Metaphase II arrest is mediated by ________, a biochemical activity present in mature eggs.
Fill in the blank(s) with the appropriate word(s).
Which number identifies the structure that carries out protein synthesis?
a. 2 b. 4 c. 5 d. 6 e. 9
According to the graph in the accompanying figure, chlorophyll absorbs light most strongly in what region of the electromagnetic spectrum?
a. UV and red wavelengths
b. red and blue wavelengths
c. blue and green wavelengths
d. green and yellow wavelengths
e. UV and infrared wavelengths
If you are not satisfied with your physician, ________
A) your insurance company requires you to stay with him or her B) it is too late to find a new one because you signed a contract C) you are allowed to find another one who better suits your needs D) you should go to the ER with every symptom