What evidence supports this hypothesis? Select the four correct answers. Select the four correct answers. There are genes encoding the respiratory molecules myoglobin and various forms of hemoglobin. The existence of variable genes of heavy and light chains of immunoglobulins. The existence of gene families. There are genes encoding the digestive enzymes trypsin and chymotrypsin. There are genes encoding the enzyme complexes of electron transport chain. Duplication of the SRGAP2 gene in primates.

protein synthesis is an example of feedback mechanism which in homeostasis

when a reversible reaction is occurring in both directions at the same rate; the products and reactants do not change in concentration. a chemical reaction where the compound is broken into its constituent parts.

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)]

synapse nervous system