The answer would be C. Energy is used through the food chain so energy always decreases. Population size would commonly decrease according to the pyramid of food chain but since there's no answer for that, C would be the most suitable
<span>A::T and G:::C is essential. The importance to the DNA structure is that prevents lose of genes and mis-formation of encoded products (protein and mRNA).</span>
The right answer is: vitamin C and choline
Choline (vitamin B4) is the precursor on the one hand acetylcholine (important neurotransmitter and neuromodulator) and on the other hand, the cascade initiated by betaine (intermediate in the biological methylation and precursor of membrane lipids). In this, it is considered, by extension, as an integral part of the family of B vitamins,
Vitamin C protects against cellular aging, is essential for the immune defenses and increases the assimilation of iron of plant origin. It also contributes to the formation of collagen. Its deficiency leads to a disease called scurvy (hence the ascorbic acid name of vitamin C).
abiotic factors.
An abiotic factor is a non-living part of an ecosystem that shapes its environment.
Answer:
Plants perform photosynthesis to produce glucose.
Explanation:
Glucose is used by plants for energy and to make other substances like cellulose and starch.
