Information: All breeds of domestic cats are the same species, Felis catus. Question: Which of the following could explain why they look very different? Nonheritable variation O Macroevolution O Microevolution Artificial selection
Question 97 The useless pelvic bones of snakes are an example of Vestigial structures O Analogous structures O Homologous structures Biochemical evidence
Question 92 What is the goal of PCR? To make primers Make large amounts of a particular piece or region of DNA To study bacteria that live in hot springs Denature DNA
Question 91 Muscle cells differ from nerve cells mainly due to__? Expressing different genes O Containing different DNA Containing different 'RNA Having different mDNA
Information: A person with sickle cell anemia has the mRNA codon GUA which codes for the amino acid Valine instead of the codon GAA which codes for Glutamate. This results in hemoglobin cells that are the wrong shape. Question: This is an example of which type of mutation? Frame shift mutation A silent mutation Missense mutation Nonsense mutation 1.5 pts Question 91
Compared DNA strand #1 with DNA strand #2. DNA strand #2 shows which type of mutation? DNA strand #1:3' TAC-CTA-GGC-ATT 5 DNA strand #2: 3' TAC-CTA-GGT-ATT 5' Second letter с А G U UUU Phe UUC UUA Leu UUG UCU UCC Ser UCA UCG UAU Tyr UAC UAA Stop UAG Stop UGU Cys UGC UGA Stop A UGG Trp G 200 U 4 U CUU CUC CUA CCU ССС Pro CCA CAU His CAC CAA Gin CGU CGC CGA CGG Arg Орос (3' end) Leu end)
Which polypeptide strand would be produced from the following DNA strand? 3'TAC-CTA-GGC-ATT 5' Second letter с А U UUU Phe UUC UUA Leu UUG UCU UCC Ser UCA UCG UAU UGU U Tyr Cys UAC UGC с UAA Stop UGA Stop A UAG Stop UGG Trp G CUU CUC Leu CCU CCC Pro CAU CAC His CGU CGC Ara C ( d) ad)
Question 87 Which of the following statements correctly describes the lagging strand? It is the strand that does not undergo replication It is oriented in the 5' to 3' direction and is replicated continuously. It is oriented in the 3 to 5' direction and is replicated in small fragments. It is the strand that is only passed on from the mother.
Match the correct name with the corresponding number in the picture below. LII] 3 1 1 } 4 2 2
Information: All breeds of domestic cats are the same species, Felis catus. Question: Which of the following could expla
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Information: All breeds of domestic cats are the same species, Felis catus. Question: Which of the following could expla
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