What other information is related to the question? Which information is most useful?
What will be an ideal response?
There are 20 protons and 20 neutrons each with a mass of 1 in this atom.
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The activation of proteinase inhibitor genes occurs
A. in the cytoplasm of the affected cells. B. on the plasma membrane of the affected cells. C. in the nucleus of the affected cells. D. before the systemin moves through the phloem of the plant. E. in anticipation of a physical wound to the plant.
Which pinniped can use its hind limbs to walk on land?
a. Guadalupe fur seal b. Steller's sea lion c. leopard seal d. elephant seal e. harbor seal
The primary building block (monomer) of proteins is
A. an amino acid. B. a nucleotide. C. a fatty acid. D. a glucose molecule. E. a group of four interconnected rings.
The principal microtubule-organizing center in animal cells is the ____________
(a) centrosome. (b) centromere. (c) kinetochore. (d) cell cortex.