What is a person called who study's living things?

Is black hair a burnett color? What are two types of magma? What is the electrolyte composition? Which is the worst cyclone hit area in the world? What type of weather you would expect with a high pressure system? What evidence can you cite that the interstellar medium contains both gas and dust? How much is the ticket using cell while driving in rancho cucamonga ca? Was hurricane Katrina the deadliest hurricane in the us? 240v 60hz how many amps? Ring has 750 25409 on shank of ring What does this Mean? Why is a polypetide important? Why would the aluminium delaminate from alloy wheels? How do Folded mountains form when two plates converge? At a continental continental convergance? How do you change atoms to molecules? What is a nation that is 47 north latitude and 4 east longitude? What percentage of water is in underground reserves? What are the active ingredients in Gu Energy Gel? What is the diameter of a 2 liter soda bottle? If a brown-eyed mother and a blue-eyed father have four children three will probably have brown eyes. What can you conclude from this?