A plant performing photosynthesis will produce ____ and consume _____.
A. water; carbon dioxide
B. water; oxygen
C. oxygen; carbon dioxide
D. carbon dioxide; oxygen
E. carbon dioxide; water
C. oxygen; carbon dioxide
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The effects of allometric growth on head morphology in the human and chimpanzee
A. The human and chimp fetal skull are exactly the same, the human jaw development slows down after adulthood.
B. Heterochrony is occurring, the chimp jaws continue to develop at a faster rate than human jaws.
C. Paedomorphosis is occurring, the human jaw retains its small size while the chimp jaw continues to grow even in adulthood.
D. The nasal passages of the chimp are shortened due to reduced growth during fetal development while the nasal passages of the human grow through adulthood.
E. All of the choices are correct.
Monterey cypress trees grow along the coast of California with most of their branches clustered on one side of the tree, pointing away from the sea. If a monterey cypress seed is germinated more than 50 miles inland, the tree grows up with a symmetric distribution of branches, just like other evergreens. This scenario demonstrates which statement about genetics?
a. The windblown shape seen in coastal trees is obviously caused by polygenic inheritance. b. The windblown shape seen in coastal trees is obviously determined by their genotypes. c. The windblown shape seen in coastal trees is a result of environmental conditions, not their genes. d. Both the first and second choices are true. e. None of the above.
The ocular (eyepiece) lens magnifies the image?
A. 10-fold B. 5-fold C. 15-fold D. 20-fold E. 25-fold
Which of the following microbes are classified as BSL-2?
A) Bacillus subtilis B) Staphylococcus aureus C) Staphylococcus epidermidis D) E. coli K-12 E) Both Staphylococcus aureus and Staphylococcus epidermidis