True or false : a kingdom is a level of classification that contains a few closely related species.

Indica el nombre y la fucion de los vasos sanguineos que entran y salen de los riñones

How does buring fossil fuels impact does carbon cycle? what large impact does this have on the envirnment?

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.