Answer:
option D
Explanation:
Negative feedback is a mechanism in which function of a cell or an organ is decreased. It lessened the output of a system and maintain system function which is known as homeostasis. It is a regulatory mechanism of normal physiology. Some of examples are
blood sugar level regulation, regulation of blood pressure, thermoregulation and many more.
Are you asking which cell is referred to as a sugar factory? That would be (in plant organisms) chloroplasts
Polyadenylation is the addition of a poly(A) tail to a messenger RNA<span>. The poly(A) tail consists of ... RNAs are produced (transcribed) from a DNA </span>template<span>. ... </span>Polyadenylate polymerase<span> builds the poly(A) tail by adding adenosine monophosphate</span>
<span>The four main parts of a flower are: pistil, stamen, petals and sepals. The pistil is the female part of the flower, the stamen is the male part of the flower, the petals are the colourful parts of the flower while the sepals are the modified leaves which protect developing flower buds. The pistil is made up of the stigma, style and ovary while the stamen is made up of filament and anther.</span>