________ culture techniques are based on the expansion of the microenvironment to allow abundant growth of a microorganism formerly restricted to a small ecological niche.
Fill in the blank(s) with the appropriate word(s).
Enrichment
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After using jelly on a sandwich, you close the jar and place it on a room temperature shelf instead of in the refrigerator. When you open the jar several weeks later, you notice microbial growth on the surface. What type of organism is likely to grow in this environment?
A. Bacteria B. Virus C. Fungus D. Protozoa
The ________ is the electron donor in a redox reaction.
A. reductant B. product C. enzyme D. oxidant
In genetic analysis, researchers know that linkage of genes will introduce exceptions to the principle of
1.dominance. 2.segregation. 3.recessiveness. 4.independent assortment. 5.chromosomal inheritance.
The different seasons of the year are caused by the
A. gravitational pull of the moon as it travels around the Earth. B. tilt of the Earth's axis as the Earth travels around the Sun. C. rotation of the moon around the Earth. D. rotation of the Earth on its axis. E. rotation of the Earth around the Sun.