In the carbon cycle the two primary processes that remove and add carbon dioxide to the atmosphere are
A. predation and parasitism.
B. carnivores and herbivores.
C. sunlight and photosynthesis.
D. respiration and photosynthesis.
D. respiration and photosynthesis.
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What region of a steroid is hydrophilic?
A) the methyl (-CH3) groups B) the terminal hydroxyl group C) the ring structures D) the long hydrocarbon chain
Mutations of some genes for human height result in ____________________
Fill in the blank(s) with correct word
Algal blooms result when unusually high amounts of nutrients enter the sea from:
a. runoff from land. b. leaching from marine sediments. c. direct intentional dumping. d. input from wind. e. shipboard disposal at sea.
Which of the following individuals does not correctly match with their contribution to microbiology
A) Joseph Lister: Developed the first anesthetic solution for use in surgeries B) Ignaz Semmelweis: First developed aseptic techniques to decrease mortality rates from childbed fever C) Louis Pasteur: Showed that biogenesis is responsible for the propagation of life D) Robert Koch: Developed criteria for determining the causative agent of an infectious disease E) Florence Nightingale: Established the use of aseptic techniques in nursing practices