Your science class has taken swabs throughout the school. the image shows the petri dish containing a bacterial culture that developed from a swab of one computer keyboard in the classroom. you would like to make a detailed observation of the internal structures of the bacteria in your culture. you know that in order to see just their shape, it is necessary to use a magnification of about 400x to 1000x. based on this, develop a logical argument for using a transmission electron microscope.

The leopard frog and the pickerel frog are two closely related species. in areas where their ranges overlap, the frogs will remain separate species if they

The graph shows the amount of global warming happening in different ecosystems. which populations of organisms will likely decline the most as a result of climate change, and why? a.coral reefs because of the loss of the symbiotic algae living within their bodies b.penguin populations because the fish they eat will move into warmer waters c.mountain-dwelling birds because rising sea levels will relocate their food sources d.large cats in the rainforest because of decreased habitat loss for their prey

The ruiz family is exchanging euros for us dollars. the exchange rate is 1 euro equals 1.35261 usd. since the ruiz family knows that usd are stated to the nearest hundredth of a dollar, they used the conversion ratio