The third one is ze answer
Viruses aren't made out of cells.
An example of a parallel choice on a dichotomous key is happy or sad and old or young. Either one of those answers.
Answer:
A
the carrying capacity will increase to accommodate the frog populatiom
Answer:
How many cells are in the organism will help the scientist decide if the organism is unicellular or multicellular.
Explanation:
How many cells are in the organism will help the scientist decide if the organism is unicellular or multicellular because A unicellular organism is an organism that have one cell or it is single celled organism while a multicellular organism have many cells present or it is comprises of many cells.
The number of cells will determine if the organism is single cell or multicellular.