Answer:
The answer is A: a true nucleus and membrane bound organelles
Explanation:
i did a test and got it right
It flows through the consumers (first level second level so forth). However, at each level, it loses 90 percent of the energy as heat. So at each level, each consumer will only get 10 percent of the energy.
Nitrogenous bases, double stranded, made of nucleotides, adenine, thymine, cytosine, guanine, A pairs with T, G pairs with C
