Which option identifies the first step in the investigation process in the following scenario? Duncan is a forensic science technician who specializes in crime scene investigations. He has been assigned a crime scene to investigate and arrives at the location.

Duncan takes pictures of physical evidence at the crime scene.

Duncan evaluates the crime scene and documents and catalogs possible evidence.

Duncan evaluates the crime scene to determine the location of possible evidence.

Duncan collects samples of physical evidence at the crime scene.

regulation of gene expression. gene expression can be regulated by various cellular processes with the aim to control the amount and nature of the expressed genes. these regulatory proteins bind to dna and send signals that indirectly control the rate of gene expression

explanation:

several tissues working together form an organ, and several organs together make up an organisms.

the group of cell that carries out special jobs are tissue.

d. planting trees

the trees take in carbon to make oxygen.

i wish i could with all of them i can barley see the first one so here's the answer to the first one b