Once a mother has been sensitized to the Rh factor,
A. she can be given RhoGAM in future pregnancies to prevent hemolytic disease of the newborn.
B. only future Rh- fetuses are at risk.
C. all other Rh+ fetuses are at risk.
D. she can never again have a low risk pregnancy.
E. None of the choices are correct.
Answer: C
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Pharmacological chaperone therapy
A) restores proper folding to a misfolded protein. B) restores the double helix to opened-up DNA. C) restores the sugar-phosphate background to the DNA of a specific gene. D) replaces a missing enzyme.
Cytoplasmic localization refers to ________
a. the uneven distribution of cellular components within the cytoplasm b. the consumption of the cytoplasm during embryonic development c. the even distribution of cellular components within the cytoplasm d. the division of the cytoplasm e. the formation of additional cytoplasm
Which of the following occurs in feedback inhibition?
a. Coenzymes block enzyme activity. b. Products of metabolic reactions block enzyme activity. c. NADH is altered in electron transport chains. d. ADP is phosphorylated. e. Low reactant concentrations decrease enzyme activity.
Which of the following can cause evolutionary change in a small population?
A) Homozygous individuals B) Lack of mutations C) Genetic drift D) Lack of gene flow E) All recessive alleles