You determine the amino acid sequence of a protein and find it contains a long sequence of methionine, followed by a long sequence of proline, followed by a long sequence of valine
Using these data you predict the sequence of this protein's secondary structure will be _____.
A) beta sheets, then a region of no secondary structure, then beta sheets
B) alpha-helices, then a region of no secondary structure, then alpha helices
C) beta sheets, then a region of no secondary structure, then alpha-helices
D) alpha-helices, then a region of no secondary structure, then beta sheets
Answer: D
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When the heart’s pacemaker malfunctions ___
can result.
a. artherosclerois b. sudden cardiac arrest c. congenital heart defect d. coronary heart diseases e. hypertrophic cardiac defect
Active transport pumps typically move solutes from areas of ____ concentration to areas of ____ concentration
a. high; low b. low; high c. neutral; high d. neutral; low e. low; neutral
Assemblies of macromolecules are referred to as ________ complexes.
A. ultramolecular B. maximolecular C. supramolecular D. metamolecular
In animals, one group of homeobox genes, the Hox gene family, regulates the development and location of structures
such as legs and wings along the anterior-posterior axis of the body.
a. True b. False