Jena and Seth could have a child with hemolytic disease of the newborn. Jena must be
A. Rh-negative.
B. a carrier for anemia.
C. Rh-positive.
D. blood type O.
E. blood type A.
Answer: A
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Protein X contains four transmembrane domains, a short N-terminus and a long C-terminus. Following protein synthesis, the N-terminus of the protein faces the lumen (the inside) of the ER. After protein X is transported to the cell surface via exocytosis, you would expect the N-terminus of protein X to be
A. extracellular. B. cytoplasmic. C. in the lumen. D. in the lipid bilayer of the plasma membrane.
Resonance ________ describes a condition in which extra electrons are delocalized over all possible bonds.
Fill in the blank(s) with the appropriate word(s).
Which of the following methods is least useful for assessing levels of genetic variation in populations?
A) DNA sequencing B) VNTRs C) Protein electrophoresis D) Phenotypic observation E) RFLP analysis
What is a simple definition of an allele?
What will be an ideal response?