Answer:
a
Explanation:
but not all the time deers eat grass some people like me and my family buy food for the deers and then put a camera up and go hunting, but anyways that's sounds like the answer.
Answer: For building amino acids, proteins and nucleic acids.
Explanation:
Living cells requires nitrogen because they are major part of amino acids. They form the building block of protein and nucleic acids such as DNA which carry the genetic information and is passed from generations to generations. Plants and animal need nitrogen for growth and survival. The protein is use for building and repairing muscles and it is a necessity for growth.