Which age structure is common in developed countries with zero population growth?
a. High percentage of middle-aged and older individuals
b. High percentage of young individuals of reproductive age
c. High percentage of individuals who do not live to old age
d. High percentage of young and middle-aged individuals
a. High percentage of middle-aged and older individuals
It is common in developed countries with zero population growth to have a high percentage of middle-aged and older individuals.
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Humans are included in which of the following groups?
A. great apes B. prosimians C. gorillas D. chimpanzees
When did the ocean begin to form?
a. 200 million years ago b. 4.2 billion years ago c. 5 billion years ago d. 3.4 billion years ago
Lactate fermentation transfers the electrons and hydrogen ions carried by NADH directly to ____
a. acetaldehyde b. pyruvate c. carbon dioxide d. oxygen e. myoglobin
Why is it wiser (ecologically and economically) to eat a diet with more plants in it than one with more meat?
What will be an ideal response?