At which of the following systems would environmental temperatures be the most variable?
A) Hydrothermal vents
B) Cave systems
C) Bathypelagic systems of the world's oceans
D) Alpine terrestrial systems
Answer: D
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In an adult, a solid, cordlike structure called the ______ ______ represents the
former umbilical vein. Fill in the blank(s) with correct word
The cranial nerve that regulates hearing and balance (equilibrium) is _____.?
A) ?VIII B) ?VI C) ?V D) ?III
Which structure leaves the nucleus during transcription of protein synthesis?
A) DNA B) transport vesicle C) centrioles D) fixed ribosome E) mRNA
Match the following:
A) Erythemia B) Addison’s disease C) Pallor D) Cyanosis E) Jaundice 1) May indicate embarrassment, fever, hypertension, inflammation, or allergy. 2) May indicate fear, anger, anemia, or low blood pressure. 3) Usually indicates a liver disorder. 4) Appearance of a permanent tan; bronzing. 5) A bluish color in light-skinned individuals.