Compare the ratio of surface area to volume for the two objects. Then use your results to explain how the long, flattened shapes of some organisms, such as single-celled paramecia, help them survive.

Which statement about inheritance is true? o girls get most of their traits from their moms, boys get most of their traits from their dads. o male offspring will always have an x-linked genetic disease if the mom is a carrier o fathers always determine the gender of the offspring in humans. o males never have y chromosomes.

Match the pollutants. 1. a chlorofluorocarbon smoke 2. a biodegradable organophosphate insecticide freon 3. particle pollution paint 4. hazardous waste monoxide 5. carbon is completely burned malathion 6. carbon is incompletely burned dioxide

The pressurized plants and fungi mentioned in the video have some surprising similarities. what differences would you expect them to have?