Transcription of chaperonins is greatly accelerated when a cell is stressed by
A) excessive osmotic pressure.
B) extremes in pH value.
C) lack of oxygen.
D) excessive heat.
Answer: D
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Which of the following statements about energy from the Sun is correct?
A. the surface temperature of the sun is about 6000 degrees Fahrenheit B. about 4% of the suns radiation is in the visible light spectrum C. on an energy distribution curve, the sun's emissions peak around .5 micrometers D. earth acts as a blackbody because of it's dark color E. the earth emits shorter-wave radiation than the sun
Heritability values can be compared between populations if there is variation in the environmental conditions
Indicate whether the statement is true or false
The knee is stabilized by wedges of cartilage called ________
a. menisci b. disks c. patella d. ligaments
Which vessel of the human body can serve as a
blood reservoir?
a. vein b. venule c. capillary d. arteriole e. artery