Though energy may change forms as it moves through organisms within an ecosystem, the total amount of energy will always remain the same. Therefore, the answer is "B. The total amount of energy in an ecosystem remains the same." Hope this helps!
A would be the answer plz mark me as the brainlest.
The hippocampus and medial entorhinal cortex
In letter A, obviously sexual reproduction requires to parent to produce an offspring.
in letter C, it's asexual instead of sexual reproduction. in asexual reproduction the offspring is identical to its parent.
in letter D, it is also asexual instead of sexual reproduction.
so the best answer is letter B, it genetically produce identical offspring.