Question 1 of 10 2 points a species has homologous chromosomes. what does this say about the species? o a. it has alleles that control certain traits. o b. it has pairs of matching chromosomes. o c. it is a eukaryote and a haploid species. o d. it has dna that is made up of genes.

in cartography, a contour line (often just called a "contour") joins points of equal elevation (height) above a given level, such as mean sea level. a contour map is a map illustrated with contour lines, for example a topographic map, which thus shows valleys and hills, and the steepness or gentleness of slopes.

explanation:

"record the time to complete a chemical reaction" would most likely be part of a lab procedure.

the maximum mass of nh3 is nh3 in grams