Depend on what you mean by what kind of competition, if you talk about competition for food, some bird population may be getting smaller and have a hard time to reproduce because they can't get enough food for themselves.
Answer:
Put simply a fullback is primarily a blocker and the half back is primarily ball carrier. The full back generally lines up in front of the half back in the I formation or offset to either side of the deeper half back.
Explanation:
I think the answer is the 2nd choice
Gene therapy :
A) May be a future medical treatment for hereditary disease
B) Places a healthy copy of a gene into the cells of a person with defective gene
C) Requires that the information coded for by a gene can be read
D) All the above
D).
The answer would be option D "three to five years." Long term fitness goals could take years. Short term goals could take days, to weeks, to months, to a year. Example of short term, a month long diet. Long term would be to do a mile run everyday for the next three years.
Hope this helps!
