Answer:
A. Both the cell membrane and nuclear membrane are protective coverings. B. The cell membrane is like a blanket, while the nuclear membrane is like a sieve.
Explanation:
Brainliest please?
Answer:
Explanation:Ss
Because
The gene snails of a population consists of all the copies of all the genes in that population.
The answer is graded potential<span>. Its made of various action potentials that depolarise the neuron incrementaly, in short interspersed intervals that do not give time for the neurons to return to resting potential. Therefore, the actions potentials, of varying sizes, grade up in sum and when they cumulatively reach the threshold level, they invoke an impulse in the nerve</span>