Select all of the following statements that correctly compare the t and r forms of allosteric enzyme subunits.
a. the t form has a different shape than the r form.
b. both the t form and r form can exist without substrate bound to the active site.
c. a t form and r form cannot exist at the same time in an allosteric enzyme.

Imagine that certain laws of physics could be ignored and you were able to travel vast distances in moments. now imagine that you traveled to an earth-like planet located light-years away that is known to support life. think about what you’ve learned in this unit and make an argument for what you think would be the dominant type of life form on this planet. consider whether a notochord is required for an organism to manipulate its environment and become a dominant creature.

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

In which of the following relationships is one organism always benefited while the other organism is always harmed