Pretty sure C
A. Doesn’t make sense bc restriction enzymes cleave dna into fragments
B. PCR is used to identify organisms that are difficult to culture
D. Once again restriction enzymes just cut the dna up
oxygen can only hold two bonds with other elements.
Answer:
It should be D.
Explanation:
The invasive species will negatively effect the ecosystem and the natural predator in the area. Like the Blue Lobster problem in Maine.
Answer:
an organism with nutritional requirements
Explanation:
Balls and balls and balls and balls and balls
