One of the differences between the cell membrane and the cell wall is in the type of organisms that they are found in. A cell wall is found in plants only. A cell membrane is found in all organisms including plants. Present only in plants, and in some fungi, bacteria, algae.
The answer is A, because this is linked to opinion while the rest is based on study and factual. If I were to make the claim, "fast food tastes good", it might hold true for a number of people, but also could be incorrect for many others as well.
Organic materials less than "50,000 years" old are the type of materials that scientists would date with the carbon-14 method.
Well when kittens are going through maturity from kittens to cats they are getting ready to reproduce, so their hormones start to go crazy and males and females will urinate . Male cats will become aggressive with other male cats, females will pee and advertise their hot and ready lol. when reached maturity they go through heating which is when the female is the most fertile and is purring and even more affectionate, urinatinting so other males can know shes available. and they howl loud meowing