The correct answer is a density-independent factor.
Density-independent factor refers to any factor that restricts the population size, and whose influence is not reliant on the number of people in the population. An example of such a factor is a hurricane that will eradicate or kill all the individuals of the population, which comes under its influence irrespective of whether the size of the population of large or small.
Cells, the basic unit of life, are derived from spontaneous generation.
Birds help take care of each other’s young to increase their chances of survival and behavior is passed on to offspring
Glycogen is a polysaccharide useful for energy storage in the body. It is easily confused with starch. Actually, both are mostly similar. However, the most distinct difference is that glycogen is for humans and animals, while starch is for plants. Hence, the answer is <span>a polysaccharide found in animals.</span>