Which of these layers or events is the youngest shown in this geologic cross section

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.

Read each description below and determine to which stage of sleep each pertains. then click and drag each box into the appropriate category below.

Has magnification ability of hundreds of thousands of times