Substances which are harmful to our environment is called?​

Each trait of a plant is determined a. an allele b. one gene c. a pair of genes d. one dominant gene

The many volcanoes located along the edge of the pacific ocean make up the ring of fire. how does subduction play a role in the volcanic activity in the ring of fire?

Name one similarity and one difference between the morphology of a brachiopod and a bivalve