The right answer is A.
Lactic fermentation is a catabolic process, a fermentation, having as a starting point glycolysis, which produces an acid, lactic acid used to reoxidize NADH to NAD+, and by the way it produces energy in form of ATP.
In other words, lactic acid fermentation is a biological process by which sugars such as glucose, fructose, and sucrose are converted into cellular energy and metabolic byproduct, lactate. It is a lactic ferment that intervenes.
RNA is an abbreviated form for Ribonucleic Acid. RNA is a nucleic acid that is present in the cells of all living things. Its primary function is to carry genetic instructions from DNA to ribosomes for the synthesis of proteins. There are three different types of RNA, these are messenger RNA, ribosomal RNA and transfer RNA. Ribosomal RNA are transcribed in the nucleus and the are the RNA components of the ribosomes.
If the presence or absence of a factor limits the growth of the ecosystems elements, it is called a limiting factor . There are several abiotic factors that limit ecosystem growth, including temperature, precipitation, sunlight, soil configuration, and soil nutrients
Plants produce oxygen this oxygen gas which is important part of our air is gas that plants and animals must have in order to stay alive when people breeze it's the auction that we take out of the air into our cells and blood is there taking into the alveoli and this is where gas exchange takes place all the o2 available for living organisms come from plants