Biology, 05.05.2020 17:02 aguilarjose
Within six months of effectively using methicillin to treat S. aureus infections in a community, all new S. aureus infections were caused by MRSA. How can this best be explained?
A) A patient must have become infected with MRSA from another community.
B) In response to the drug, S. aureus began making drug-resistant versions of the protein targeted by the drug.
C) Some drug-resistant bacteria were present at the start of treatment, and natural
selection increased their frequency.
D) S. aureus evolved to resist vaccines.
Pretty sure it’s C, but I’m not sure.
Answers: 1
Biology, 21.06.2019 16:00
Which best describes how parents affect the genotype of a child? a.the parents decide what to feed their child b.the parents choose whether to educate their child c.the parents allow their child to stay up late d. the parents pass along genes to the child
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Biology, 21.06.2019 19:30
As global warming continues the ocean absorbs more of the earth's heat what term describes the ocean as a storage location for heat a) heat binb) heat sinkc) heat storaged) heat vent( answer this for me)
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Biology, 22.06.2019 11:00
Match the following terms and definitions. 1. species that are adapted to live in equilibrium at carrying capacity population density 2. population growth that reaches equilibrium and carrying capacity population 3. death rate mortality 4. birth rate k-selected 5. a group of interacting individuals of the same species within the same geographic area natality 6. the number of organisms living in a particular area logistic growth
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Within six months of effectively using methicillin to treat S. aureus infections in a community, all...
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