The region within the prokaryotic cell where the DNA is located is known as the ________.
Fill in the blank(s) with the appropriate word(s).
nucleoid
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What stage of cellular respiration can occur in human cells with or without oxygen present?
A. The Krebs cycle B. Glycolysis C. The electron transport chain D. Pyruvate oxidation
Patients with mitochondrial disorders share many symptoms, such as muscle weakness, because mitochondria ________
a. organize the construction of muscle protein b. generate the ATP that is necessary for muscle contraction c. facilitate the transport of glucose across the muscle cell membrane d. store and then release the oxygen used during muscle contraction
Two species of toads have been successfully interbred in a laboratory but do not hybridize in nature because one species mates in summer and the other mates in the fall. This is an example of ____ isolation.
a. reproductive b. ecological c. inbred d. physical e. genetic
Mycorrhizae are a:
A) mutualistic association between algae and plant roots. B) parasitic association between algae and fungi. C) mutualistic association between plant roots and a fungus. D) parasitic association between animals and fungi.