<span>the intellectual and practical activity encompassing the systematic study of the structure and behavior of the physical and natural world through observation and experiment.
</span>
Answer:
how can we draw that in here?
Explanation:
A gene is the basic physical and functional unit of heredity. Genes are made up of DNA. Some genes act as instructions to make molecules called proteins.
Answer:
False
Explanation:
A reference provides a haploid mosaic of different DNA sequences from each donor.
