AP Biology Review

Based on the diagram, what would be the most likely effect of a mutation in the YUC gene?

• The Trp-T enzyme would not function

• I3PA would not be produced

• IAA would not be produced

• The Trp-T gene would be mutated

Tags

NGSS.HS-LS3-2

NGSS.HS-LS1-1

Which of the strains shown in the graph have significantly less percent survival than the control strain?

• IV only

• II, III, IV and V

• II, III and IV only

• II, III and V only

Tags

NGSS.HS-LS4-4

NGSS.HS-LS4-5

Based on the control group, approximately how long does it take for 70% of the seeds to germinate?

• 12 hours

• 24 hours

• 36 hours

• 48 hours

Based on the graph which of the following is TRUE?

• KAR alone increases % seed germination

• KAR + TMB increases % seed germination

• TMB alone increases % seed germination

• KAR alone decreases % seed germination

Based on the graph, what metabolic process is causing the change in oxygen between time I and II?

• cellular respiration

• fermentation

• anaerobic respiration

• photosynthesis

Tags

NGSS.HS-LS1-7

NGSS.HS-LS2-3

Calculate the growth rate of the bacterial population between hours 2 and 4.

• 0.0002

• 4,995

• 500

• 0.0004

Tags

NGSS.HS-LS2-1

NGSS.HS-LS2-2

The primary transcript is 15 kb long but the mature RNA is only 7 kb long. What explains the difference?

• Mutations in the DNA

• Removal of introns

• Post-translational modifications

• Removal of exons

The diagram shows electrons being stripped from NADH in order to created a proton (H+) gradient. How was the NADH produced?

• Light-dependent reactions

• Calvin Cycle

• Fermentation

• Krebs Cycle

Tags

NGSS.HS-LS1-7

Based on the graph, what is the most likely mode of thermoregulation?

• ectotherm

• endotherm

Tags

NGSS.HS-LS1-3

Between 0-6 months there is less genetic variation in the population. What supports this claim?

• The SEM gets bigger

• The SEM gets smaller

• There is no change in the SEM

Tags

NGSS.HS-LS3-2