What is a clade?

a. a group of organisms with a shared ancestor

b. a trait that an ancestor did not have

c. a group with no shared traits

d. a trait that was passed along

A. A group of organisms with a shared ancestor

Explanation:a group of organisms believed to have evolved from a common ancestor, according to the principles of cladistics.

golgi body just took the test on edge

answer : haversian

[explanation: -(compact bone is organized as parallel columns, known as haversian systems, which run lengthwise down the axis of long bones. these columns are composed of lamellae, concentric rings of bone, surrounding a central channel, or haversian canal, that contains the nerves, blood vessels, and lymphatic system of the bone)]