True or false? : about half of the oil that enters the ocean comes from natural oil seeps; the other half is caused by human activities, such as extraction, transportation, and consumption.

Which is not a characteristic of the animal kingdom? a. they include both vertebrates and invertebrates b. their skin is covered with hair or fur c. they are heterotrophs d. they are eukaryotic

The image shows a group of fish. the type of social behavior shown in the image is called

Make a claim about the factors that cause inherited genetic variations within populations. also make a claim about the effects of mutations.