Answer: The most commonly mutated gene in people with cancer is p53 or TP53. More than 50% of cancers involve a missing or damaged p53 gene.
The answer is c) DNA-binding proteins determine whether a gene is expressed
<span>Within each biome, the environment is organized into levels from complex to simple in the following order: ecosystem, community, species, and population. A biome represents a large area defined by abiotic factors. An ecosystem consists of all organisms in an area and their environment. A community is a group of organisms from different species in an area. A population is a group of organisms of the same species in an area.</span>
Answer: before meiosis, the DNA that is packaged into chromosomes must be fully copied.
Explanation: