Which movement decreases the angle between articulating bones?

Flexion.

Explanation:

Flexion is the movement of bones that occur at sagittal plane. Flexion refers the bending or movement of a limb or join. Flexion allows the movement of hinge joint.

Flexion movement decreases the angle between the two bones. The knee flexion decreases the angle between the femur and tibia. The movement of elbow decreases the angle between the humerus and ulna.

desert perennials often survive by remaining dormant during dry periods of the year, then springing to life when water becomes available. most annual desert plants germinate only after heavy seasonal rain, then complete their reproductive cycle very quickly.

several tissues working together form an organ, and several organs together make up an organisms.

the group of cell that carries out special jobs are tissue.