Where are chromosomes located?
What will be an ideal response?
Answer: nucleus
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Plasmids are ____
a. enzymes that cut DNA b. RNA molecules c. small proteins that help replicate cloned genes d. protein-coding genes in the chromosome e. circular DNA molecules that replicate separately from chromosomal DNA
____ is a dangerous bacteria that infects wounds
a. Clostridium botulinum b. Clostridium tetani c. Bacillus anthracis d. Heliobacter pylor e. Thermus aquaticus
Which type of body tissue acts as padding under the skin?
A) nervous B) muscle C) epithelial D) connective
The Red Queen hypothesis is named by paleontologist Leigh Van Valen for the Red Queen whom Alice meets in Lewis Carroll's Through the Looking-Glass. What is the analogy?
A. Species who are at the top of a hierarchy (queens) have more resources than those at the bottom (peasants) B. For two species that are in conflict, each species has to run (i.e., evolve) as fast as possible just to stay in the same place (survive) C. You have to outrun your competitors in order to "win" and become "queen"