In a pedigree, a double line connecting a married couple indicates that the man and woman are
____________________. Fill in the blank(s) with the appropriate word(s).
ANS: close relatives
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Two proteins associated with a rare neurodegenerative disorder have been sequenced. Protein A contains many polar amino acids with small regions containing nonpolar, hydrophobic amino acids
Protein B is rich in nonpolar, hydrophobic amino acids with only two small regions containing polar amino acids. What might this suggest about the two proteins? A) The two proteins may have different secondary structures. B) Protein A is fibrous and Protein B is globular. C) Protein A may be a cytoplasmic protein and Protein B may be a membrane associate protein. D) Protein A and Protein B are complementary parts of a supramolecular structure. E) Protein A is most likely and enzyme and Protein B is most likely a storage protein.
What is the major product of the Calvin-Benson cycle that can then be used to form glucose?
A) CO2
B) ATP
C) RuBP
D) glyceraldehyde 3-phosphate
E) NADPH
In many grocery stores, fresh fruits are sold in plastic bags dotted with holes so that they will not overripen. The main function of the holes is to
A) permit the fruit to drain after being washed. B) facilitate diffusion of ethylene away from the fruit. C) prevent buildup of CO2. D) facilitate diffusion of O2 to the fruit.
The process of DNA replication can be described as which of the following?
a. total displacement b. semi-conservative c. conservative d. dispersive