This law states an organism has two different alleles for a trait and the allele that is expressed in the phenotype, masking the expression of the other allele,is said to be dominant. The allele whose expression is masked is said to be recessive.
B) glucose (get it glycolysis?) it starts with glucose and ends with 2 pyruvic acids
The answer is D, tissue. A group of cells makes a tissue and tissues make organs, joints, and connections.