Which of the following statements best describes a role of beneficial bacteria in
an ecosystem?
O
They make nitrogen available to other organisms.
O
They use many of the nutrients in the atmosphere
O
They release chemicals that are toxic to certain living things.
O
They exchange gases with their surrounding atmosphere.

Glucose is broken down in different ways, both in the presence and in the absence of oxygen. using the table for reference, what major products are formed in each reaction set?

Albinism is an inherited genetic disorder. explain what it is meant by inherited genetic disorder

Ras is a g-protein that is activated when a growth factor attaches to egfr. its activation results in the replacement of a gdp molecule with a gtp molecule, thus allowing a signal transduction pathway to be activated. considering the signal pathway illustrated on this page, what is one potential outcome of a mutation in the ras gene that leads to ras protein hyperactivity. be specific.