Answer:
1st one
Explanation:
DNA replace the old cells
Interspecific competition can occur between two different species competing for the same resource in an ecosystem. So for this particular bug population, there may be another insect species that competes for the same food source or another resource, such as material or space for breeding habitat. This can lead to selective pressure, and may result in the different species evolving a more specific diet or inhabiting a niche environment.
You find the mRNA code complementary to the strand of DNA .
A T G G C T C A A G C T I'm pretty sure
Answer:a
Explanation: just had the question