I REALLY NEED HELP Time limit

in the late 1980's scientists began to notice that some strains of staphyloccoccus aureus bacteria were becoming resistant to topical antibiotics used by dermatologists to treat acne. By the year 2000 over 100 strains of staphyloccoccus were resistant to almost all antibiotics and scientists had to develop a new plan to kill the. Explain what happened geneticlly in the bacteria population over time as skin infections caused by staphyloccoccus aureus, were exposed to topical antibiotics.

How are the tortoises that darwin observed on the galápagos islands similar to the anoles that losos studied

Identify the type of energy used in each action. the flexing of an arm muscle: a signal transduction process by a neuron: a ball at the top of a hill: 1. electrical energy 2. mechanical energy 3. gravitational potential energy

First idea: suddenly, women were leaving their homes to cycle and socialize on country roads and city streets. —wheels of change, sue macy second idea: it was not a stretch for some cyclists to see the possibility of a larger role for women in the world. —wheels of change, sue macy what type of graphic organizer would best represent the connection between these two ideas? 1) a t-chart that separates ideas into two different categories 2) a chronology that shows 3) a sequence of several events a cause-and-effect graphic that shows how one idea led to another 4)a problem-solution graphic that presents a problem and a solution to the problem