Which process is occurring in this photograph of a glacier?
O A. Melting
O B. Calving
O C. Abrasion
O D. Plucking

O B. Calving

Explanation:

The breaking of ice chunks off the edge of a glacier is known as ice calving, also known as glacier calving or iceberg calving. It is a type of ice ablation or disturbance. A glacier, iceberg, ice front, ice shelf, or crevasse suddenly releases and breaks away from a mass of ice.

answer: the blood-brain barrier is a layer of specialized membranes and cell processes designed to keep undesirable substances from passing from the bloodstream into the precious tissues of the brain. while the blood-brain barrier does keep most bad things out of the central nervous system, it is not impermeable.

explanation:

answer:   option a) glucagon was secreted by his pancreas before he ate the cookies because blood glucose was low. insulin was secreted after he ate the cookies because his blood glucose was high.

explanation: