A repressor operon regulates the gene expression of anabolic pathways
__________________ Indicate whether the statement is true or false.
T
You might also like to view...
Studies of the origin of life on Earth help us to consider what would be required for life elsewhere in the Universe. Which of the following is most likely to be true of extraterrestrial life?
A. Carbon will act as the backbone for organic molecules. B. Light from a nearby star will make photosynthesis possible. C. Oxygen will be used to convert energy in cells. D. Water will not be required to sustain life.
It is inappropriate to prescribe antibacterial agents to treat colds or flu because
A) the microbes involved can develop resistance rapidly. B) these diseases are transmitted by endospores, which are difficult to kill. C) these diseases exhibit cross resistance. D) these diseases are caused by viruses. E) these diseases can act synergistically with each other.
An aquatic microbe that can grow only near the surface of the water is probably which of the following?
A. a phototroph B. a heterotroph C. a chemotroph D. a lithotroph E. an anaerobe
In a eukaryotic cell, within which organelle does cellular respiration occur?
a. ribosome b. chloroplast c. nucleus d. mitochondria