Answer:
A
Explanation:
The restriction enzymes cut the isolated DNA into fragments
Explanation:
base on which an organism lives the soil is the substrate of most seed plants. .A substance acted upon (as by an enzyme)
<span>the one that is nor released by trees into the atmosphere is : Ozone
Ozone is the layer beneath the atmosphere that protected us from the harm of direct sunlight.
Ozone is already exist within the earth and not created by organisms. We only produce the substance that potentially destroy it</span>