Living organisms obtain energy by breaking down organic molecules during cellular respiration. Which of the following is the correct sequence for cellular respiration?
A) electron transport, glycolysis, Krebs cycle
B) Krebs cycle, glycolysis, electron transport
C) glycolysis, Krebs cycle, electron transport system
D) glycolysis, electron transport system, Krebs cycle
Ans: C) glycolysis, Krebs cycle, electron transport system
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Map distances (and recombination frequencies) are additive
A. for all distances between genes in a chromosome. B. for distances up to about 75 map units, after which recombination frequencies become higher than expected. C. for distances up to about 50 map units, at which point recombination frequencies become higher than expected. D. for distances up to about 25 map units, at which point recombination frequency becomes higher than expected. E. for distances up to about 15 map units, at which point recombination frequency becomes lower than expected.
Successful geographic dispersal occurs by
a. expansion of home range. b. jump dispersal across great distances. c. continental drift. d. all of these. e. none of these.
What is the Haber-Bosch process?
A) a farming technique B) process for creating fertilizers C) process for organic farming D) use of burning in agriculture
Desertification is an example of a biome level change that is associated with climate change. Which of the following is associated with desertification?
A. increases in precipitation B. decreases in temperature C. associated with poor agricultural practices, including the overgrazing of cattle D. associated with the conversion of deserts to grasslands