4,

eukaryotes - mRNA has one gene

C.

ubse the statement that does not correctly match the group with the process

b. eukaryotes - transcription and translation in cytoplasm

Summer

prokaryotes mRNA has no introns

d. prokaryotes - gene expression is a less complex process

7. Which of the following statements about complement is not accurate?

1. Complement activation results in mast cells bursting and releasing histamine
2. Complement includes at least thirty different proteins

C. Complement proteins circulate in blood serum

d. Complement cascade is activated by antibody-antigen binding

8. Kreb's cycle is part of

1. aerobic respiration only
2. anaerobic and anaerobic respiration, not fermentation
3. aerobic and anaerobic respiration and fermentation
4. all three: aerobic and anaerobic respiration, and fermentation

9. Choose the best sterilization method for plastic syringes

1. autoclaving
2. bleach solution
3. ethylene oxide/chemical vapor
4. UV light

10. Which antibiotic (or group) is not correctly matched to its cell target? tetracycline - inhibits DNA replication

1. vancomycin - inhibits cell wall synthesis
2. quinolones - inhibit DNA replication
3. beta-lactam antibiotics - inhibit cell wall synthesis

11. How does natural selection lead to antibiotic resistance?

a. antibiotics directly cause mutations in bacteria

1. non-resistant bacteria grow faster when antibiotic is present
2. resistant bacteria survive and reproduce in the presence of antibiotic
3. resistant bacteria are killed by the antibiotic

12. Diarrhea is a common side effect of antibiotic treatment because antibiotics cause intestinal cells to release water

1. change the body's electrolyte balance
2. damage intestinal cells and cause inflammation
3. disrupt normal gut microbiota