The electron has permitted scientists to see objects at 200,000
times their normal size.

Describe at least 2 abiotic and two biotic factors found in the desert biome how do these abiotic factors interact with the biotic factors

Identify the various levels of atmosphere. troposphere mesosphere exosphere stratosphere thermosphere

Which of the following statements is true? a. there are more chromosomes in an organism than there are genes. b. there are more genes in an organism that there are chemical bases. c. dna is made of sugar, phosphate, and carbon. d. genes are found in specific locations on a chromosome.