Which of the following is true of DNA and RNA?
A) both are found in chromosomes
B) DNA is found in chromosomes, but RNA is not
C) RNA is found in chromosomes, but DNA is not
D) neither is found in chromosomes
B
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Which of two countries of Southwest Asia and North Africa have the most diversified economies, and are not reliant on oil?
A) Qatar and Bahrain B) Morocco and Algeria C) Saudi Arabia and Oman D) Turkey and Israel E) Kuwait and the United Arab Emirates
The first domesticated animals were probably
A) horses. B) cattle. C) dogs. D) sheep
Natural glass such as obsidian forms when ____
A)magma cools too rapidly for crystals to form B)pegmatite melts, moves to Earth's surface and ,re-forms C)magma cools too slowly for crystals to form D)magma has a very low silica content E)gas escapes through lava
At the local level, labor availability and cost are the most important locational factors affecting firms' location decisions
Indicate whether the statement is true or false