Answer:
Franklin took Photo 51 after scientists confirmed that DNA contained genes. Maurice Wilkins, Franklin´s colleague showed James Watson and Francis Crick Photo 51 without Franklin´s knowledge. Watson and Crick used that image to develop their structural model of DNA.
Explanation:I took that but if ya read it you will know what it is trust me.
<span>Chewing food Is both a Physical and Chemical change. Digestions begins in the mouth when food is chewed, it is mixed with enzymes from our spit (saliva) which is a chemical change and it breaks down the food. When you chew, You break the food into smaller chunks, making it more little and little as you chew which is a Physical change. </span>
the increase of blood through her body allows for more oxygen