The complex of DNA, RNA, and associated proteins that gives shape to the chromosome is called ____
Fill in the blank with the appropriate word.
chromatin
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Discuss why energy yield in an organism undergoing anaerobic respiration is less than that of an organism undergoing aerobic respiration
What will be an ideal response?
Aside from using light as a source of energy, another important part of the functional diversity of some bacterial phototrophs is their ability to
A) bioluminesce. B) form prosthecate and stalked cells. C) fix nitrogen gas. D) degrade neurotoxins.
Mr. Johnson was becoming slightly deaf. To test his hearing, his doctor held a vibrating tuning fork tightly against Mr. Johnson's jaw. This sent vibrations through the bones of the skull, setting the fluid in the cochlea in motion. Mr. Johnson could hear the tuning fork this way, but not when it was held away from the skull a few inches from his ear. His hearing problem is most likely attributed to the
A. auditory cortex of Mr. Johnson's brain. B. auditory nerve leading to Mr. Johnson's brain. C. hair cells in the cochlea. D. tympanum or the bones of the middle ear. E. fluid of the cochlea.
Reproductive success of an individual is known as
A. variation. B. macroevolution. C. microevolution. D. fitness. E. adaptive makeup.