Animals obtain minerals such as phosphorus primarily through:
a. drinking water
b. inhalation
c. eating meats only
d. eating plants only
e. eating both meats and plants
e
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Which of the following plants are widely
planted in cities because of their resistance to air pollution?
a. lycopods b. ginkgos c. cycads d. conifers e. grasses
If the heart has voltage gated K+ channels that are further activated by Ca++, what might be the value of this type of K+ channel?
What will be an ideal response?
Prokaryotes are classified as belonging to two different domains. What are the domains?
A) Bacteria and Eukarya B) Bacteria and Archaea C) Archaea and Protista D) Bacteria and Protista
Plants transport water to their leaves through the xylem when water evaporates from the leaves. The evaporating water pulls other water molecules up the xylem through ________.
A. hydrogen bonds B. covalent bonds C. ionic bonds D. hydrophobic interactions