Hemolytic disease of the newborn could result from which one of the following situations?
A) mother is Rh+; fetus is Rh-
B) mother is Rh-; fetus is Rh+
C) mother is Rh+; fetus is Rh+
D) mother is Rh-; fetus is Rh-
B
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Place the steps of sporulation in the correct order. _____ Replication of DNA _____ Spore coat formation _____ In-folding of the plasma membrane to enclose a copy of DNA, forming forespore and septum _____ Maturation and release of endospore _____ Deposition of spore cortex _____ Engulfment of the forespore with a second membrane
Fill in the blank(s) with the appropriate word(s).
The xylem primarily transports ________, while the phloem primarily transports ________.
A. water and minerals; sugars B. water and minerals; oxygen C. sugars; water and minerals D. oxygen and carbon dioxide; sugars
Sketch the main elements of an inducible operon, such as the lactose operon, and explain the functions
of the operator and promoter regions. What will be an ideal response?
The synthetic theory of evolution emphasizes:a
natural selection of individuals. b. population genetics. c. differential reproduction. d. overproduction of individuals. e. homologous versus vestigial structures.