Carry blood away from the heart and carry blood back to the heart.
Capillaries, veins
Veins, arteries
Arteries, capillaries
Arteries, veins

Group of genes that encode molecules found in all body cells, creating a biochemical “fingerprint” that serves as the “id” for cells so that they are marked as “self” a) deoxyribonucleic acid (dna) b) entry inhibitors c) major histocompatibility complex (mhc) d) non-nucleoside reverse transcription inhibitors (nnrtis)

Is it rare to have scoliosis and double jointed shoulders?

Is tea good for you? if so what type of tea is good for you? and how much should i drink before it is a threat to my health?