The number of eggs fertilized in a perfect situation SHOULD be the number of offspring. However, outside factors can interfere with the birth of offspring. Typically the number of eggs fertilized SHOULD be identical to the number of offspring but is typically leas than the number of eggs fertilized.
The best answer is B. Single-celled organisms contain structures that function in maintaining homeostasis
Phytoplankton contribute positively in the oceanic ecosystem as they are a source of food for oceanic animals. Moreover, they remove carbondioxide from the carbon cycle and utilize it for the process of photosynthesis.
