A polymer is constructed from glucose monomers, which have the chemical formula C6H12O6. If the chemical formula of the polysaccharide is C24H42O21, how many times has dehydration synthesis occurred?

Which of the following is the monomer of nucleic acids?

  SUBTOTAAL VRAAG 6:   20 TOTAAL AFDELING C: 40  

Which of the following is defined as a hypothesis that has been tested, and NOT proven incorrect?

  VRAAG 2 TEKS B  Spotprent geteken deur Fred Mouton: Die Burger.     Druk REGS op die knoppie om die spotprent in ‘n nuwe tab oop te maak.    

6.12 Kies die korrekte antwoord:  Wat beteken die volgende stelling: In ’n goue raam op die tafel lag sy terug na my.  (1)

Which of the following is the bond used to connect two monosaccharides?

The pH scale is a log scale that measures that amount of H+ ion in a solution. Which of the following is defined as any substance that increases the H+ ion concentration?

5.3  Correct the comma splice error in paragraph 2. (1)

1.8 Identify the register of this article and explain whether you think it is appropriate. (2)