__________, the first vertebrates able to complete
their life cycle on dry land, have water conserving
skin and kidneys, and amniote eggs. Fill in the blank(s) with the appropriate word(s).
Answer: Amniotes reptiles
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The "universal" genetic code is now known to have exceptions. Evidence for this can be found if which of the following is true?
A) if UGA, usually a stop codon, is found to code for an amino acid such as tryptophan (usually coded for by UGG only) in a different organism B) if one stop codon, such as UGA, is found to have a different effect on translation than another stop codon, such as UAA C) if prokaryotic organisms are able to translate a eukaryotic mRNA and produce the same polypeptide D) if several codons are found to translate to the same amino acid, such as serine E) if a single mRNA molecule is found to translate to more than one polypeptide when there are two or more AUG sites
The double-layered membrane that covers the lungs is the ____
a. periosteum b. pericardial membrane c. peritoneal membrane d. pleural membrane e. intercostal membrane
Which of the following is an ectoparasite?
A) virus that inhabits the lymphatic system B) bacterium that attacks the brain C) tick that attaches to the skin D) fluke that inhabits the bloodstream
Which is a genetically modified organism but not a transgenic organism?
A) Flavr Savr peaches (peaches that express larger quantities of a peach stability enzyme) B) Golden Rice (rice that expresses daffodil and bacteria beta-carotene synthesis enzymes) C) AquAdvantage salmon (Atlantic salmon that expresses Chinook salmon growth hormone) D) Roundup Ready soybeans (soybeans that express bacterial pesticide enzymes)