Answer:
b im pretty sure
Explanation:
Population density is the average number of individuals in a population per unit of area or volume. For example, a population of 100 insects that live in an area of 100 square meters has a density of 1 insect per square meter.
Ofcourse, <span>Cone-bearing plants</span>
Explanation:
B is absolutely correct answer.
The common difference between them is that they are all bacteria.
Hope it’s helps