Scientific data:
a. must be collected in laboratories.
b. cannot be collected in a completely unbiased way.
c. are used to support or refute a hypothesis.
d. are always true.
e. All of the above are true.
Ana: c. are used to support or refute a hypothesis.
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Due to such an array of nutrients, microorganisms are often capable of sustaining exponential growth in the environment
Indicate whether the statement is true or false.
Twin spotting provides evidence of what genetic event?
A. Meiotic recombination B. Mitotic recombination C. Linkage D. Mutation E. Biological evolution
Actual assembly of sugars during
photosynthesis a. occurs during light-independent reactions. b. takes place in the stroma. c. requires NADPH. d. requires ATP. e. does all of these.
What are similar cells that are grouped together and perform a common function called?
A) tissues B) organs C) organ systems D) accessory organs