What are Biotic factors that spruce depends on?

animals, birds, plants, fungi,

Explanation:

the diploid number of chromosomes is sometimes represented by the symbol 2n. for the fruit fly, the diploid number is 8, which can be written as 2n = 8, where n represents twice the number of chromosomes in a sperm or egg cell.

1. efficient use of space

2. elimination of groundwater contamination

3. energy generation

4. lower carbon footprint