yes both plant and animal cells contain an endoplasmic reticulum(ER)
The correct answer is C. air pressure
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>
Answer: C, Appears to be genetically almost inactive.
Sources: https://answers.yahoo.com/question/index?qid=20110412082808AAEciMo
and
https://answers.yahoo.com/question/index?qid=20111027121958AA1U5VE
hope I get brainiest answer
Genotype is not the only thing that effect phenotype because you have environment effects as well that can cause a vary of things.....