In general, when a substance changes from a solid to a liquid,
O A.
the density of the substance increases.
OB.
the substance no longer has density since density is a property only solids have.
OC.
the density of the substance remains the same.
OD. the density of the substance decreases.

it enhances antibody production by t cells of the adaptive immune system.

hope i'm right

explanation:

there is no stairs in bungalow

explanation:

poof

any abiotic or biotic factor in an ecosystem that causes a population's size to slow or decrease is a limiting factor.

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)]