With the exception of gametes, all new somatic cells in all multicellular organisms are formed through the process of mitosis. what must occur with the dna in the original cells in order for mitosis to make new cells? a) the dna coils up and becomes invisible b) the dna forces the production of water c) the dna will mutate itself, based on the type of organism it is d) the dna must replicate itself in order to make two exact copies

Been sitting here trying to take this test and don't know this answer! place the events of a feedback mechanism associated with body temperature in the correct order. ·nerve cells send message from skin to the brain ·body returned to normal temperature around 98.6 degrees f ·temperatures regulation center in the brain sends out signals ·body temperature exceeds 98.6 degrees f ·sweat glands throughout the body activate to cool off skin surface it is a 1 through 5 question in biology!