The flow of energy through living organisms is best characterized as ___.
A. circular
B. increasing
C. a lattice
D. one way
E. lossless
Answer: D
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The ____________ is a region around a star where liquid water can exist
Fill in the blank(s) with correct word
Contraction of the diaphragm ____
a. diminishes the volume of the thoracic cavity b. increases the volume of the thoracic cavity c. pushes the rib cage downward d. causes external intercostal muscles to relax e. decreases lung capacity
Which of the following statements is true regarding Frederick Griffith's experiments?
a. He demonstrated that proteins serve at the genetic/hereditary material. b. He demonstrated that DNA serves as the genetic/hereditary material. c. He demonstrated that (only) dead virulent bacteria cause pneumonia in mice. d. His experiments relied on RNase and DNase to identify the genetic/hereditary material. e. None of the above
Endospores are a reproductive structure
Indicate whether the statement is true or false