A. DNA
Explanation: DNA is what makes the genes and genes get passed on from one generation from the next meaning it’s hereditary
This is by color, texture and mineral composition.
Housekeeping genes are those genes in the body that are required for the maintenance of basic cellular functions and they are found in all the cells of living organisms. One of the characteristics that are associated with the housekeeping gene is that THEY ARE TRANSCRIPTIONALLY ACTIVE. This means that they have the capacity to undergo transcription.
A. Substrate
B. Active site
C. Enzyme
D. Products
