When people hear a sound, their ears turn the vibrations in the air into neural messages from the auditory nerve, which makes it possible for the brain to interpret the sound. This process is called .

Agene in a type of bacteria when the ses bacteria reproduce asexually this mutation can only be inherited by

Which type of organism is missing from the food web seen in the illustration? primary consumers decomposers primary producers secondary consumers

Which of the following statements is true? 1. the mantle of the earth is made of solid nickel and iron. 2. the crust of the earth is made of solid nickel and iron. 3. the inner core is made of solid nickel and iron.