Which of the following can carry out photosynthesis?
A. Plants
B. Seaweeds
C. Some bacteria
D. All of the above can carry out photosynthesis
Answer: D
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Which hormone is involved in a negative
feedback relationship with the anterior pituitary and the hypothalamus?
a. aldosterone b. epinephrine c. norepinephrine d. cortisol e. ACTH
During a hurricane, salt water invades fresh water marshes causing many of the plants to die. The plants are killed because the salt water solution is ________ to the plants, drawing water from their cells.
A. hypotonic B. oligotonic C. isotonic D. hypertonic E. mesotonic
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) using more calories than you eat B) the amount of time since your last meal C) the aroma of food cooking stimulating salivation D) a hormone called leptin
Humans have
A. Bone B. Cartilage C. A&B