Which represents the lowest degree of certainty?
a. hypothesis
b. conclusion
c. fact
d. principle
e. theory
Answer: a
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Which of the following is a sulfide?
A) H2S B) HS- C) S2- D) H2S, HS-, and S2- are all sulfides.
Answer the following statements true (T) or false (F)
1. Juvenile hormone is a critical growth regulatory and maturity hormone in people. 2. A growth-hormone releasing hormone tumor in the brain could lead to stunted growth in children. 3. Insulin's affect on reducing blood glucose levels are counteracted by glucagon's actions, which increase blood glucose. 4. Often one is not acclimated to the cold after having moved from a warm to cooler climate. Similarly, individuals may have difficulty adjusting to the heat after having moved from a cold to warm region. This difficulty in acclimating to different temperatures most likely requires adjustments in thyroid gland activity.
The ________ microscope is capable of atomic resolution of specimens, even when they are immersed in water.
Fill in the blank(s) with the appropriate word(s).
The ________ cells are those body cells of humans that contain 23 chromosomes
Fill in the blank(s) with correct word