Macromolecules in the cell can often interact transiently as a result of noncovalent interactions. These weak interactions also produce stable, highly specific interactions between molecules
Which of the factors below is the most significant in determining whether the interaction will be transient or stable?
(a) the size of each molecule
(b) the concentration of each molecule
(c) the rate of synthesis
(d) surface complementarity between molecules
(d)
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DNA can be found in all of the following cellular locations EXCEPT the
_____ mitochondria. _____ chloroplast. _____ nucleus. _____ golgi apparatus. _____ plasma membrane.
The pathologic state involving the disruption and destruction of tissues by microbes is referred to as a(n) _____ disease
Fill in the blank(s) with the appropriate word(s).
The fact that chromosomes should become shorter and shorter with each round of cell division is referred to as the ________.
a) the end-replication problem b) the replication paradox c) the truncated end problem d) shortening contradiction e) the short end hypothesis
Organized sports can be very competitive, even for young children. Little League players are often pushed to develop such skills as perfecting a curve ball. However, repeatedly trying to throw a curve ball can cause injury in growing bone. What part of
the bone is most likely affected? What will be an ideal response?