Proteins are three dimensional molecules made of strands of amino acids (imagine a ball of string). There are 20 different amino acids used in proteins found in living organisms. Some of these amino acids are polar and others are nonpolar. Where would a series of nonpolar amino acids most likely be located in a protein that is found in the cytosol of an animal cell?
A. In the interior of the protein
B. At the very top of the protein
C. On the surface of the protein
D. At the very bottom of the protein
Answer: A
You might also like to view...
This phylum of nonvascular plants has about 100 known living species. They produce hornlike
sporophytes, and they are the only land plants whose chloroplasts contain alga-like protein bodies called pyrenoids.
a. Hepatophyta b. Pterophyta c. Bryophyta d. Lycophyta e. Anthocerophyta
Parathyroid hormone (PTH) increases the
a. breakdown of bone. b. reabsorption of calcium. c. production of an enzyme that activates vitamin D. d. indirectly, helps intestines take up calcium from food. e. activities of all of these
A rapidly growing population is indicated by
a. A. b. B. c. C. d. D. e. none of these.
What are the three key elements for determining F, a measure that a particular allele is IBD, using pedigree analysis?
What will be an ideal response?