Which of the following pathways act as a source for the electrons carried by the NADH and FADH2 molecules shown in this figure?
a. glycolysis
b. both glycolysis and the citric acid cycle
c. the citric acid cycle
d. neither glycolysis nor the citric acid cycle
b. both glycolysis and the citric acid cycle
High energy electrons derived from the oxidation of food molecules during glycolysis and the citric acid cycle are transferred to the electron transport chain by the coenzymes NAD+ and FAD.
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Spore germination followed by cell divisions results in the production of
(a) a sporophyte. (b) an antheridium. (c) a zygote. (d) a gametophyte.
One definition of species is a group of individuals whose members have the potential to interbreed and produce viable, fertile offspring
Indicate whether the statement is true or false
A DNA fragment with a sticky end that reads -ATTCG will bind with another DNA fragment with a sticky end that reads ________
A) TAAGC- B) CGGAT- C) GCCTA- D) ATTGC-
The double helix model of DNA structure was proposed by
A. Chargaff. B. Griffith. C. Franklin. D. Watson and Crick. E. Avery.