How oxygen gets into the blood and out to the cells in the body (the flow of blood through the heart, lungs arteries capillaries and veins

Your friend goes on an all-mango diet for one month to investigate whether she can make her skin turn orange. which of the following will be most deficient in this diet? a.minerals b.dietary fiber c.amino acids d.vitamins

Which of the following represents a difference between viruses and viroids? a) viruses infect many types of cells, whereas viroids infect only prokaryotic cells.b) viruses have capsids composed of protein, whereas viroids have no capsids.c) viruses have genomes composed of rna, whereas viroids have genomes composed of dna.d) viruses cannot pass through plasmodesmata, whereas viroids can.

Which action occurs in the third stage of cell division? a. the nuclear material of cell is copied exactly. b. the nuclear membrane disappears. c. the cell forms two nuclei d. the nuclear material separates, with half moving to either side of the cell.