BIO 113 FINAL EXAM BALL STATE: METZLER

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BIO 113 FINAL EXAM BALL STATE: METZLER

Actual Qs and Ans - Expert-Verified Explanation -Guaranteed passing score -79 Questions and Answers

-Format: Multiple-choice / Flashcard

Question 1: Autoclave

Answer:

Piece of equipment used to sterilize articles by way of steam under pressure and/or dry heat

Question 2: Antigens

Answer:

Foreign material that invades the body

Question 3: Enzyme

Answer:

A type of protein that speeds up a chemical reaction in a living thing

Question 4: antigenic shift

Answer:

major change in influenza virus antigen due to gene reassortment

Question 5: Narrow spectrum antibiotics

Answer:

Effective against specific bacteria

Question 6: Aerobic bacteria

Answer:

Bacteria that require oxygen for survival

Question 7: photosynthetic

Answer:

Describes bacteria that make their own food using light energy

Question 8: types of prokaryotes

Answer:

Bacteria and Archaea

Question 9: Halophiles

Answer:

"salt-loving" archaea that live in environments that have very high salt concentrations

Question 10: 3 lines of defense

Answer:

Barriers; inflammatory response; Immune response

Question 11: Nucleocapsid

Answer:

complete complex of nucleic acid and protein packaged in the virion

Question 12: Capsomere

Answer:

a protein subunit of a viral capsid

Question 13: lytic replication cycle

Answer:

attachment, entry, synthesis, assembly, release

Question 14: Biogenesis

Answer:

development of life from preexisting life

Question 15: innate immunity

Answer:

Immunity that is present before exposure and effective from birth. Responds to a broad range of pathogens.

Question 16: Pili

Answer:

Appendages that allow bacteria to attach to each other and to transfer DNA

Question 17: indirect transmission

Answer:

Transmission of blood or body fluids through contact with an intermediate contaminated object such as a razor, extractor, nipper, or an environmental surface.

Question 18: antigenic

Answer:

induces an immune response

Question 19: Mesophiles

Answer:

those growing best between 20 degrees and 40 degrees celcius; the human pathogens are in this group

Question 20: Frameshift

Answer:

mutation that shifts the "reading" frame of the genetic message by inserting or deleting a nucleotide

Question 21: types of white blood cells

Answer:

neutrophils, eosinophils, basophils, monocytes, lymphocytes

Question 22: Sterilization methods

Answer:

-steam -dry heat -filtration -gas -ionizing radiation

Question 23: 6 types of enzymes

Answer:

oxidoreductase, transferase, hydrolase, lyase, isomerase, ligase

Question 24: Hypersensitivity

Answer:

an exaggerated response by the immune system to a particular substance

Question 25: -static

Answer:

Having no motion or change

Question 26: Syphilis

Answer:

an STD that attacks many parts of the body and is caused by a small bacterium called a spirochete; treponema palladium

Question 27: Chlamydia

Answer:

A bacterial infection that affects the reproductive organs of both males and females

Question 28: -cidal

Answer:

killing

Question 29: cell wall

Answer:

A rigid structure that surrounds the cell membrane and provides support to the cell