Which statement below best summarizes the overall purpose of the light-dependent reactions?
A. The light-dependent reactions capture the energy from the sun and convert it to glucose.
B. The light-dependent reactions capture the energy from the sun and transfer it to high-energy molecules.
C. The light-dependent reactions convert high-energy molecules into carbohydrates.
D. The light-dependent reactions use energy to convert carbon dioxide into carbohydrate molecules.
Answer: B
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Ascospores are produced in all of the following taxa EXCEPT
A) Aspergillus. B) Candida. C) Rhizopus. D) Saccharomyces.
Which of the following is the correct order of the levels of DNA packaging in eukaryotic chromosomes?
A) nucleosome ? chromatin fiber ? looped domains ? heterochromatin B) nucleosome ? looped domains ? chromatin fiber ? heterochromatin C) heterochromatin ? nucleosome ? chromatin fiber ? looped domains D) chromatin fiber ? heterochromatin ? nucleosome ? looped domains E) chromatin fiber ? nucleosome ? looped domains ? heterochromatin
In bog soils, the decomposition rate of lignin-cellulose complexes is accelerated by the water-logged, predominately anoxic conditions.
Answer the following statement true (T) or false (F)
Which of the following is NOT part of a homeostatic system?
a. positive feedback
b. sensory receptors c. integrating center d. effectors e. set points