How do the light reactions and calvin cycle work together to bulid glucose?
a. the calvin cycle provides excited electrons to the light reactions.
b. the calvin cycle provides atp to the light reactions.
c. the light reactions provide the calvin cycle with glucose molecules
d. the light reactions provide the energy carriers used in the calvin cycle

the light reactions provide the energy carriers used in the calvin cycle

Explanation:

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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)]