Which of these statements is CORRECT?
A) Scientific ideas are subjected to repeated testing.
B) Science can be used to prove or disprove the idea that deities or spirits cause earthquakes and other natural disasters.
C) Science does not require observations that other people can confirm.
D) Only discovery science can lead to important conclusions about nature.
A
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TREX (transcription export) is responsible for:
A. splicing of mRNA. B. transport of mRNA. C. editing of mRNA. D. degradation of mRNA.
If a mitotic poison is administered to the cells of the apical meristem, this substance would
freeze all the cells at the metaphase portion of mitosis. What would you then expect to happen?
a. Accelerated growth would occur. b. No growth would occur. c. There would be no change in the growth rate. d. The growth rate would depend on environmental conditions
Secondary protein structure is dependent on
a. hydrophobic interactions. b. hydrogen bonds between two amino acids. c. covalent linkages between carbons and nitrogens of adjacent amino acids. d. covalent linkages between carbons and oxygens of adjacent amino acids. e. all of these.
Excess tissue fluid becomes lymphatic fluid that eventually enters the blood stream.
Answer the following statement true (T) or false (F)