Examlex
When mesangial cells relax, the surface area of the glomerulus increases causing glomerular filtration to increase.
Lactose Repressor
The lactose repressor is a protein that binds to the promoter region of the lactose operon in bacteria, regulating the metabolism of lactose by inhibiting the transcription of lactose-utilizing genes.
Transcription
The process in which the DNA sequence in a gene is copied into mRNA, serving as the first step in gene expression.
Lactose Operon
A gene regulatory mechanism in bacteria that allows the cells to adapt to the presence of lactose, enabling the digestion of this sugar when it is available.
Negative Control
A genetic control system in which a regulatory protein binds to DNA, turning off transcription of a gene. Compare with positive control.
Q18: Having created expectation, marketing needs to reduce
Q19: The macula lutea contains a depression called
Q23: The most laterally palpable bony structure in
Q30: Which of the following is NOT a
Q33: Price skimming by definition means:<br>A) The practice
Q39: A series of transverse folds in the
Q51: The drivers of profit, as outlined in
Q70: What is the name of the endocrine
Q75: _ cells of the adrenal gland have
Q91: A kidney can have up to 1