Uranium 235 has a half life of 700 million years . how long does it take a 100 gram sample of uranium 235 to decay a mass of 50 grams

What is a codon and where is it found

What is the function of the somatic nervous system? connects the brain and the spinal cord to the rest of the body carry signals to the muscles and glands includes all nerves controlling the muscular system and external sensory receptors controls internal organs like the heart and bladder

Explain the significance of the increased cell specialization of the volvocine line