Under the biological species concept, what criterion is used to assign populations of organisms to the same biological species?
A) a very similar appearance
B) being able to interbreed and produce fertile offspring
C) responding to the environment in the same way
D) having 99% of their genes in common
Answer: B) being able to interbreed and produce fertile offspring
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Which of the following best describes the endosymbiotic theory?
a. Aerobic respiration is more efficient than anaerobic respiration. b. Prokaryotes evolved to live side by side with eukaryotes. c. Eukaryotes are the result of one prokaryotic cell engulfing another. d. Mitochondria can only live inside a eukaryotic cell.
DNA and RNA are similar in that both
a. contain the same sugar. b. are double-stranded molecules. c. contain nitrogenous bases. d. are in the form of a double-helix. e. are very long molecules.
Law of Conservation of Matter
What will be an ideal response?
Genes of both the ANT-C and BX-C clusters encode proteins that all include a common sequence of amino acids that interact with DNA, known as the ________
Fill in the blank(s) with correct word