Which pair of body systems provide the raw materials that cells need for energy? a) endocrine - nervous b) lymphatic - muscular c) skeletal - excretory d) respiratory - digestive

Does anyone know how to dissect a frog or baby squid?

You should never drive a car if you are a.taking cold medication b. suffering from the flu c. drinking alcohol d. all the above

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)