During summer, the Northern Hemisphere tilts ________ the sun because of Earth's curvature and tilted axis
Fill in the blank(s) with correct word
toward
Biology & Microbiology
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Which of the following is never used for DNA typing?
A. PCR B. gel electrophoresis C. VNTR D. RFLP E. All of these can be used for DNA typing.
Biology & Microbiology
Which organ of the gastrointestinal tract has a large commensal population of microorganisms?
A. Large intestine B. Small intestine C. Pancreas D. Liver E. Salivary glands
Biology & Microbiology
When pH levels in the blood get too low,
chemical buffers are released that return blood pH back to normal levels. This is an example of ___.
a. negative feedback b. positive feedback c. constancy d. sensory perception e. endothermal reactions
Biology & Microbiology
Which of the following is one of the cardinal signs of inflammation?
What will be an ideal response?
Biology & Microbiology