There is a homeostatic or regulatory mechanism that turns appetite and metabolism high or low to maintain the "fat set point." This mechanism is influenced by which of the following?

A) the aroma of food cooking stimulating salivation
B) the amount of time since your last meal
C) a hormone called leptin
D) using more calories than you eat


C

Biology & Microbiology

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In which of the following plants does the sporophyte eventually become self-sustaining (i.e., is not dependent on the gametophyte for nutrients)? Select all correct choices

A. mosses B. gymnosperms C. hornworts D. angiosperms E. ferns

Biology & Microbiology

Victims of CO poisoning turn “classic cherry red” in ____ percent of cases

a. 90 b. 50 c. 20 d. 2 e. 0

Biology & Microbiology

Coastal upwelling is a common source of nutrients in the open ocean

Indicate whether the statement is true or false

Biology & Microbiology

In the interconversion of foods, which would be the simplest conversion? 

A. protein to fats B. fats to energy C. carbohydrates to glyceraldehyde-3-phosphate D. amino acids to energy

Biology & Microbiology