Artificial chromosomes that will be stable in human cells must include:
A. a yeast centromere.
B. human telomeres.
C. a multiple cloning site.
D. human centromeres, telomeres, and origins of replication.
E. yeast centromeres and telomeres, as well as human origins of replication.
D
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Tissues are made up of ________ that work together to perform a function.
A. similar cells B. organs C. organ systems D. different cells
A thin, crescent-shaped organism with a single flagellum originating from a basal body and which folds back laterally across the cell would most likely be a member of the genus
A) Trypanosoma. B) Glossina. C) Entamoeba. D) Gambiense.
What will happen to the pH inside a thylakoid that is exposed to light?
A. It will increase. B. It will decrease. C. It will not change.
The salt marsh system is dominated by
A) carnivores. B) herbivores. C) secondary consumers. D) decomposers.