As soil acidity increases, the concentration of ________ increases
A) Ca2+
B) Al3+
C) Na+
D) NH4+
B
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Starch and cellulose _____
A) are polymers of glucose B) are cis-trans isomers of each other C) are used for energy storage in plants D) are structural components of the plant cell wall
Which of the following is part of the initial response to cold temperature?
A. Vasodilation of peripheral blood vessels B. Panting C. Sweating D. Shunting of the blood to the core regions of the body E. Decreased metabolism
Both Charles Darwin and Alfred Russel Wallace were influenced by Thomas Malthus's writings on:
A) uniformitarianism. B) giraffe neck length. C) genetics. D) population growth.
Within a genus that normally produces large numbers of offspring, one particular species evolves maternal care behavior. What do you predict will happen to the survivorship curve?
A. No change is likely. B. It may change from type I to type II. C. It may change from type III to type I. D. It may change from type I to type III.