Identify and describe three beneficial impacts of fire on certain ecosystems. What will be an ideal response?
Fire frees the minerals locked in organic matter, thus making those minerals available to
other organisms.
Fire removes plant cover and exposes the soil, thus stimulating seed germination and the
growth of shade-intolerant plants.
Fire removes deadwood and other plant litter, thus preventing more destructive fires from
occurring at a later time.
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The transfers of motor, sensory, and cognitive information between the brain hemispheres is facilitated by the major neural connection between the right and left hemispheres of the human brain. This "bridge" is called the
A. corpus callosum. B. basal nuclei. C. thalamus. D. reticular formation. E. motor cortex.
Both glycolysis and the citric acid cycle can be regulated by feedback inhibition. Provide two examples of feedback
inhibition.
What will be an ideal response?As a child grows, the lungs increase in size as well. Hypothesize what the pressure of the gases within the lungs would be if the lung volume of an individual goes from 3000ml to 4000ml.
A. gas pressure would decrease B. gas pressure would be unchanged C. gas pressure would increase
The use of cancer-specific antigens to generate antibodies that target cancer cells is a process known as
A) immunotherapy. B) radiation therapy. C) angiogenesis. D) chemotherapy. E) antigenic loading.