Answer: Option D
Explanation:
Hershey and Chase were the scientist that concluded that DNA is the genetic material which is transferred from one generation to another generation.
Before their experiment, people used to believe that protein is the genetic material.
Hershey and Chase conducted an experiment on bacteriophage where Radioactive phosphrous was transferred along with DNA in the cell.
This proved that DNA is the genetic material that transferred information from one generation to another.
Answer: Since nutrients are needed to build life tissues and carry out essential life functions, a limiting nutrient (scarce nutrient) will limit organisms' growth in an ecosystem.
Answer:
flower is the part of a plant that is bright in colour and provides the pollen that is moved from plant to plant for pollination
