Tevy and Gellert are convinced that their baby will be able to recognize their voices and familiar songs at birth if they begin singing and talking to their baby before it is born. At which stage of prenatal development should Tevy and Gellert expect their baby to be able to respond to these sounds?

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

What does the number 18.9984 represent in the image?

Describe how viruses and bacteria can be used as biological weapons. what are some of the potential threats and potential benefits? do you agree with the use of viruses and bacteria as biological weapons? why or why not?