1. How are scientists able to read DNA
base sequences?

study of whole genomes, including genes and their functions. By using tools that cut, separate, and then replicate DNA base by base, scientists can now read the base sequences in DNA from any cell. ... By locating promoters, open reading frames, sequences that separate introns from exons, and stop codons. hope this helps can u give me brainliest

Explanation:

humans are now responsible for causing changes in the environment that hurt animals and plant species. we take up more space on earth for our homes and cities. we pollute habitats. human activity often changes or destroys the habitats that plants and animals need to survive.