Answer:
Nematocysts, the most widely used term to describe the “stinging capsules” characteristic of the phylum Cnidaria, constitute the best-studied and most diverse group of cnidae, the secretory products of cnidocytes. All cnidae consist of a collagenous capsule containing an eversible tubule.
The Cell Membrane. Have a nice day! :)
The answer for your question b
Answer:
The growth rate.
Explanation:
To determine the density of a rabbit population, one would need to know the number of rabbits and the growth rate of rabbit's population because both factors allow us to determined the population of rabbit in a specific region. If we know the existing population of rabbits in a particular area as well as the growth rate at which the rabbit population increases so we can find out the density of rabbit population in a specific time period.
It is called desensitization