1. The similarities of gene sequences and metabolic pathways across the three do
ID: 537206 • Letter: 1
Question
1. The similarities of gene sequences and metabolic pathways across the three domains of life are evidence for: Select one:
A. evolution.
B. a common ancestor.
C. cross-species genetic transfer.
D. both evolution and a common ancestor.
E. both a common ancestor and cross-species genetic transfer.
2.
Use the terms a) chemoautotrophs, b) chemoheterotrophs, c) photoautotrophs, and d) photoheterotrophs and identify the answer that CORRECTLY finishes the statement:
Carnivores are _____ and herbivores are _____.
Select one:
A. b; d
B. a; b
C. b; c
D. b; b
E. a; a
3.
What did Jacques Monod mean when he wrote, “What is true of E. coli is true of the elephant?”
Select one:
A. Bacterial cells can synthesize ivory under certain conditions.
B. Bacterial cells are identical to animal cells.
C. Bacterial cells contain enzymes similar to those found in animal cells.
D. Bacterial cells contain a chromosome similar to animal cells.
E. Bacterial cells contain molecules with complexity similar to molecules found in in the “mineral world.”
Explanation / Answer
Carnivores are chemoheterotrophs
herbivores are chemoautotrophs
Hence the answer is C
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