Question 12 Multiple Choice Worth 5 points) (07.03 MC)
A law enforcement official tells a suspect that he would like to take a buccal sample to collect DNA. What does collecting
sample involve?
Scraping under the fingernails
Drawing blood from a vein in the arm
Collecting a urine sample
Rubbing the inside of the cheek

PLS HURRY

Scraping under the fingernails or rubbing cheek either one

Explanation:

Process of elmanination urine samples are used for drugs, drawing blood from vein if for blood tests.

answer; the tunica intima also called tunica interna, consists of elastic fibers,connective tissue and smooth muscle cells;

step 1: nitrogen fixation- conversion of atmospheric no₂ into forms useful to plants by lightning, bacteria, and cyanobacteria.

step 2: nitrification-process of converting ammonia to nitrite or nitrate.

step 3: assimilation-plant roots absorb new form of nitrogen.

step 4: ammonification-conversion of organic nitrogen to ammonia by bacteria involved in decomposition.

step 5: denitrification-bacteria turns the decomposed matter back into n₂o, which is released into atmosphere; repeat cycle.