Which reaction is exothermic?

a reaction that absorbs energy from the environment

a reaction that requires an activation energy

a reaction that releases energy into the environment

a reaction that does not involve a change in energy

Crossing over would most likely occur during which stage of the cell cycle? when DNA is being replicated when homologous chromosomes line up in pairs when centromeres are separated when cytokinesis begins

A (blank) is designated by the first part of a two-part name of each organism that encompasses all the species that seem closely related by way of their recent descent from a common ancestor

Portion of the inner ear that contains sensory receptors for hearing is called

Is mold that grows on bread a consuner a producer or a decomposer how do you know

Ry was studying two populations of the same species of lizards. One population lived on an island and the other lived on the mainland. Both populations were affected by a hurricane that hit the island and the mainland with equal force.

What are 4 benefits of genetically modified plants and animals

a property of matter that can be observed and measured, without changing its identity is known as a (n)

Gregor Mendel developed several laws of heredity over the course of his genetic research. What does the first law of heredity, the law of segregation, state about genes?

What can you learn from a set of embryo drawings of vertebrates of different phyla? A) the genotype of the species of different phyla B) the phenotype of the species of different phyla C) the ecological relationships between species of different

Which of the following is true of plant cells but not of bacterial cells? A. Have cell walls b. do not undergo mitosis c move by means of flagella d. have chromosomes located in a nucleus