7. The number of chromosomes
1 is specific for each type of organism
2 is the same for every species of organism
3 decreases from one generation to the next
4 increases from one generation to the next

The number of chromosomes

is specific for each type of organism

Explanation:

Chromosomes number among organisms varies e.g human chromosome number is 46 while that of cat is 38 which shows the variance in chromosome number among organisms

explanation:

most inclusive taxonomic category, larger than a kingdom. largest taxonomic group, consisting of closely related phyla. group of closely related species, first part of the scientific name in binomial nomenclature. group of similar organisms that breed and produce fertile offspring.

this is math not biology xd