Interspecific competition I believe
Answer:
it is b
Explanation:
because a virus particle attaches to a host cell the particle releases its genetic instuction into a host cell. the injected genetic material recruits the host cells enzymes the enzymes make parts for more new virus particles
Answer: A
Explanation: the change in seasons is caused by Earths axis tilt and revolution and position near the sun
The primary muscle used for normal breathing would be the lungs. Addition muscles used would be the diaprahm.
In cold weather its rather hard to see because your eyes are constantly wanting to close and in heat you could hallucinate.I hope this helps