What is the relationship between DNA, a gene, and a chromosome? A. A chromosome contains hundreds of genes, which are composed of DNA

B. A chromosome contains hundreds of genes, which are composed of protein

C. A gene contains hundreds of chromosomes, which are composed of protein

D. A gene contains hundreds of chromosomes, which are composed of DNA​

It is letter A, a chromosome contains hundreds of Gene's, which are composed of DNA.

relative humidity, temperature and dew point -- are bound together in the mathematical relationship below. relative humidity changes when temperatures change. because warm air can hold more water vapor than cool air, relative humidity falls when the temperature rises if no moisture is added to the air. so i would say a

blue

light-years

magnitude