Hershey and chase performed an experiment in order to determine how bacteriophages infect bacteria and discovered that DNA is the genetic material.
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What is DNA?</h3>
This is referred to as deoxyribonucleic acid and is the genetic material of living organisms .
Hershey and chase performed an experiment using bacteriophages which contains protein and DNA by infecting it with bacteria and it was observed that DNA enters the host bacterial cell, but most of their protein does not.
This therefore means that DNA is regarded as the hereditary material.
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The answer is a. they lack a nuclei. bacteria is a example of a prokaryote
The main source of carbon dioxide in an ecosystem is the carbon dioxide gas present in the atmosphere. This carbon dioxide is used by the plants and animals in different ways.
The plants use this carbon dioxide to perform the process of photosynthesis.This is carried out by the help of green pigment called chlorophyll that absorbs light from the sun, water from soil and carbon dioxide from atmosphere.
The carbon in animals comes when they eat these plants.
Systems thinking focuses on the role of individual elements and their relationship with others in the system.