Norah observes some velvet-green growth on a tree trunk. when she picks up one of these plants, she notices that the plant has a flattened body and is attached to the tree trunk by means of root-like structures. what is the plant? bryophyte thallus with roots bryophyte thallus with rhizoids bryophyte stem with roots nextreset

Producing disposable grocery bags consumes resources. recycling disposable bags is a solution that can recover some of the resources used to make new bags. which of the following behaviors could further refine the solution? a. disposing of bags by burning them b. reusing bags whenever possible c. using bags at once so that they do not break d. using only nonrenewable materials to make new bags subject is environmental science for apex users

Lactase is essential for digesting lactose in milk. this enzyme is specific for this sugar. why? molecules and active sites vary in size; only properly sized molecules can fit.there is a precise compatibility between the active site and the lactose molecule.specificity refers to the action of the enzyme, such as hydrolysis, and relatively few molecules can be hydrolyzed.reaction-specific enzymes assume a fit by folding around the most numerous substrate molecules.

Which of the following would you not find in a bacterial cell? dna cell membrane golgi apparatus ribosomes