A plaque is
A) a colony of bacteria growing on a plate.
B) a clump of bacterial cells that contain phage within them.
C) a region on a plate where bacteria that have survived phage infection are living.
D) an area on a plate that has live phage-resistant bacteria.
E) an area on a plate that has phage and dead bacteria.
E) an area on a plate that has phage and dead bacteria.
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From the aquatic systems below, where are heterotrophic Bacteria the MOST abundant?
A) coastal waters B) deep sea C) Sargasso Sea D) open ocean
A ____ gene determines the structure of body parts during embryonic development
a. homoplasy b. homeostatic c. homologous d. homeobox e. homogenous
During the inflammatory response, which type of chemical is secreted by mast cells?
1.Antibodies 2.Chemokines 3.Cytokines 4.Histamines
In wolves, gray coat color (G) is dominant to black (g) and brown eyes (B) are dominant to blue (b). The genes that control these traits are located on different chromosomes. The alpha male of the pack has the dominant phenotype for both traits and is heterozygous for both traits. The alpha female has brown eyes and a black coat; she is heterozygous for eye color. Which option represents gametes that would be made by the alpha female?
A. Bb and gg B. B; b; and g C. Bg and bg D. BG; Bg; bG; bg E. None of the answers are correct.