Answer:
adenine (A), cytosine (C), guanine (G), and thymine (T)
False Primary Producers must form the largest base, because if there is a shortage of them, then there will be only a small amount for all others. This i guess can be called the Doppler's effect
('bit of history in here)
hope this helps
1.
B
Photosynthetic organisms require light, in which the sun’s rays can only go so far
2.
C
The energy flow pyramid goes from decomposers to producers, meaning that if producers are dying out due to lack of nutrients, there must be something wrong with the decomposer population
All plant and animal groups existing together and the physical factors with which they interact compose an ecosystem<span>.</span>
Answer:
Life expectancy is affected by both genes and environment because; 1) one could have genetic underlying health issues that could cause an untimely demise, and 2) the environment in which they live could have uncontrollable events which may shorten one's life, such as violence, limited access to health care, and pollution.
