Made up of different
species living in the same
area

Isotopes of the same element have differ in their

The diagram shows the results when two parents are crossed. the letters represent alleles for a trait that is controlled by three different genes. which best describes this inheritance pattern? multiple allele because a trait is controlled by three different genes polygenic because the offspring have alleles from both parents multiple allele because the offspring have alleles from both parents polygenic because a trait is controlled by three different genes

Why do you suppose the structural polysaccharide cellulose does not contain branches?