An organism’s allele combination is called a. homozygous b. phenotype c. allele d. recessive e. heterozygous f. genotype

About __ of the mass of the cell is water

How water is moving through the ecosystem ?

Use the phylogenetic tree to the right to determine which statement below is true. organisms a and f are not related. organism e is more closely related to organism b than organism f. organisms c and d are more closely related than organisms a and b. phylogenetic trees