In the GAL gene system, which protein acts as an activator protein through its transcription-initiating effect?
What will be an ideal response?
Gal4
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The osmotic response element discovered by Ferraris and her colleagues came from the promoter for
a. hexokinase. b. sorbitol dehydrogenase. c. aldose reductase. d. luciferase. e. sorbitase.
Which bacterial structure is found internally in the cell?
a. flagellum b. pilus c. plasmid d. capsule e. cell wall
Thyroid hormone
a. increases the resting metabolic rate of cells throughout the body. b. slows the heart rate and increases lipid metabolism. c. inhibits protein synthesis. d. increases glycolysis while decreasing oxidative phosphorylation. e. stimulates the release of ADH from the hypothalamus.
Which of the following techniques is most commonly used in the prenatal diagnosis of genetic disorders, such as cystic fibrosis, in a human fetus?
A) Chorionic villus sampling B) Isolation of fetal cells from maternal blood C) Amniocentesis