Many parabasalids lack ________, which makes them different than most other eukaryotes
A) endoplasmic reticula
B) introns in their genomes
C) mitochondria and hydrogenosomes
D) Golgi complexes
Answer: B
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Ring-shaped complexes in the centrosome contain ________ in combination with ________.
A) ?-tubulin; cilium B) ?-tubulin; ?-tubulin C) ?-tubulin; tubulin GTP D) ?-tubulin; pericentrin E) ?-tubulin; tubulin GTP
The functional group shown above is ____
a. a carbonyl group b. a hydroxyl group c. a phosphate group d. an amino group e. a carboxyl group
An increase in air temperature will result in ____ water vapor in the atmosphere because warm air
holds _____ water vapor than cold air does.
a. more; less b. more; more c. less; less d. less; more e. no change in; less
You and your biology lab class take a field trip to a marine aquarium. Your guide is a marine biologist who studies squids. She explains to your class how squids are able to blend into their environment. She points out that squids have pouches of pigments embedded in their epithelium. The pouches are called
A. chromatophores. B. lophophores. C. trochophores. D. spermatophores. E. phytophores.