List five factors that contribute to the development of emerging diseases.

How does heroin affect cellular communication in the brain?

From the list below, choose all the correct statements about the functions of fat. select all that apply. select all that apply. fat provides flavor and texture to food (think ice cream) and also leaves you satisfied for longer after a meal. fat in the diet allows for the transport of vitamins a, c, and e because they are fat-soluble. lipids are an essential component of cell membranes, act as insulation under the skin, and protect organs from injury. the body can rely on carbohydrate stores during periods of low energy intake. fat is a good source of energy providing 4 kcal/g.

What is the function of reverse transcriptase in retroviruses? a) it uses viral rna as a template for dna synthesis.b) it converts host cell rna into viral dna.c) it translates viral rna into proteins.d) it uses viral rna as a template for making complementary rna strands.