Increasing the number of stomata per unit surface area of a leaf when atmospheric carbon dioxide levels decline is most analogous to a human _____
A) breathing faster as atmospheric carbon dioxide levels increase
B) putting more red blood cells into circulation when atmospheric oxygen levels decline
C) breathing more slowly as atmospheric oxygen levels increase
D) increasing the volume of its lungs when atmospheric carbon dioxide levels increase
B
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A gene created from the fusion of two gene fragments is considered a
A. tumor-suppressor gene. B. proto-oncogene. C. structural gene. D. regulatory gene. E. chimeric gene.
Cancer cells ____.
A. have normal plasma membranes B. have an increased ability to attach to other cells C. divide slowly to produce low densities of cells D. show an amplified reliance on ATP formation by fermentation E. are all malignant
The formation of carbohydrate (CO2 fixation) in the dark reaction of photosynthesis, takes place in the ________.
A. stroma B. thylakoid membrane C. cytoplasm D. nucleus
An amoeba trophozoite with visible ingested RBCs that is seen in a microscopic examination of a fecal smear would likely be the pathogen ________.
What will be an ideal response?