A fatty acid has ____ group at the end of a hydrocarbon chain
a. a carbonyl group
b. a hydroxyl group
c. a phosphate group
d. an amino group
e. a carboxyl group
E
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Which of the following is true of the mutation
that causes cystic fibrosis?
a. it is an insertion mutation b. the protein produced is normal c. the protein produced is prevented from reaching the cell surface d. the protein produced instead of being transported into the nucleus is transported into the Golgi body e. more than one of these is true
You have a freshly prepared 0.1 M glucose solution. Each liter of this solution contains how many glucose molecules?
A) 6.02 × 1023 B) 3.01 × 1023 C) 6.02 × 1024 D) 6.02 × 1022
Which was NOT discussed as a way to control HIV's threat to humans?
A. By utilizing theory about evolutionary trade-offs B. By learning more about how similar viruses affect dogs C. By learning more about a rare mutant human allele D. By administering multiple drugs at once to an infected person
Which of the following characterizes the apoplastic pathways in the root?
a. the water moves through living regions but in the endodermis it must pass through the cell wall b. the water moves through nonliving regions but in the endodermis it must pass through the cell wall c. the water moves through living regions but in the endodermis it must pass through the cytoplasm d. the water moves through nonliving regions but in the endodermis it must pass through the cytoplasm