Which of the following occurs in the collecting ducts?
A. regulation of final urine concentration
B. filtration
C. reabsorption of key electrolytes and
solutes
D. secretion of additional wastes
E. All of these answer options are correct.
A
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Which of the following is mismatched with its location?
A. light reaction; grana B. electron transport; thylakoid membrane C. Calvin cycle; stroma D. ATP synthase; intermembrane space E. splitting of water; thylakoid space
Apple maggot flies appear to be two separate races. What makes these races different?
A) They look different. B) They eat different foods. C) They have different allele frequencies. D) They mate at different times.
What is the right description for the submucosa?
A) made of smooth muscle B) contains secretory glands that release enzymes C) part of the peritoneum D) made of connective tissue
Which of the following statements is true about epigenetic regulation?
A) Epigenetic regulation changes the sequence of DNA nucleotides. B) Epigenetic regulation is unable to affect a cell's phenotype. C) Epigenetic regulation is completely understood. D) Epigenetic regulation is a way to control protein synthesis. E) DNA methylation is one example of epigenetic regulation that is only found in prokaryotes.