The term "respiration" in animals refers to the ____.
A. movement of oxygen into an animal only
B. movement of carbon dioxide out of an animal only
C. movement of oxygen into an animal and the movement of carbon dioxide out of the animal
D. binding of oxygen to hemoglobin molecules in the blood
E. diffusion of oxygen across a cell membrane
Answer: C
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Predict which organism would be in the best position to be able to undergo gluconeogenesis.
A. an organism with an elevated insulin level B. an organism with an elevated glucose level C. an organism with an elevated leptin level D. an organism with an elevated triglyceride level
Which of the following is a serious form of skin cancer that spreads quickly to other parts of the body?
a. squamous cell carcinoma b. multiple myeloma c. basal cell carcinoma d. malignant melanoma e. oat cell carcinoma
The Eukarya split from the Archaea:
a) about 2.5 billion years ago. b) about 4 million years ago. c) about 2.5 million years ago. d) about 4 billion years ago. e) about 400 million years ago.
Xerostomia is the scientific name for "dry mouth." Dry mouth can be a medical concern because chronic dry mouth can lead to dental problems as well as problems tasting, chewing, and swallowing. Dry mouth is likely due to an inadequate production of
A) saliva. B) chyme. C) amylase. D) bile.