Question

no explaination is needed

18:27 Thu 30 Jan 75% TOO + 8 42. Nucleic acid-based diagnostic technologies typically target which types of molecules? a) DNA/RNA b) Protein c) Antibodies d) Carbohydrates 43. Phytoplankton are a) primary producers b) primary consumers c) secondary consumers d) tertiary consumers 44. What is a virus? a) A disease-causing bacterium PTO b) An encapsulated piece of DNA or RNA c) A prion d) A prokaryote 45. The term "plasmid describes a a) microscopic animal b) DNA molecule that can replicate independently of the chromosomal DNA c) cluster of antibiotic resistance genes d) surface to which molecules, such as proteins, can attach 46. The "black death was associated with which bacterial pathogen? a) Yersinia pestis b) Vibrio cholera c) Mycobacterium tuberculosum d) Salmonella typhimurium

Answer 1

Ans -42-a) DNA/RNA

Ans 43- a) Primary producers

Ans-44- b) an encapsulated piece of DNA or RNA

Ans -45- b) DNA molecule that can replicate independently of chromosomal DNA.

Ans 46- a) Yersinia pestis