Multiple Choice
The "big bang" that produced the universe is thought to have occurred
A) 40 to 50 billion years ago.
B) 12 to 14 billion years ago.
C) 4.6 billion years ago.
D) 4 million years ago.
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q48: Scientists hypothesize that a major factor promoting
Q49: In 1865, a biologist, St. George Jackson
Q50: The accompanying figure shows the hierarchy of
Q51: RNA molecules that can function like enzymes
Q52: A current leading hypothesis about the first
Q54: Over the past 500 million years, there
Q55: Over a span of several thousand years,
Q56: According to the accompanying figure, during what
Q57: According to "evo-devo" thinking, an organism's body
Q58: Shown are phylogenetic trees of vertebrates (A)