AP Bio Final Part 2

Females that are heterozygous are often missing some teeth and have some areas of skin lacking sweat glands. Which of the following best explains why heterozygous females express the trait in this manner?

The purpose of this procedure is to

Which species most likely represents the outgroup for this analysis?

the agent that causes the conversion of molecule I to molecules II and III

A color change in DPIP from blue to clear is a measurement of energized electrons produced by which of the following?

If crossing over takes place and the resulting ascospore arrangement is illustrated in VIII, which chromatids have crossed over?

The rapid decrease in CO2 production above 50 ° C is most likely the result of which of the following?

How will the disease be inherited in identical female twins heterozygous for this trait?

the sequence AGCT in molecule III

Step I is accomplished by

The production of CO2 in the germinating seeds is most likely the result of which of the following processes?

Which combination of plots in the figure best supports the hypothesis that heating chloroplasts disrupts membrane proteins that are necessary for photosynthesis?

For which of the following is the net rate of increase in the population greatest?

In Step II, which of the following is added to the mixture?

If rmax > 0 and K > 0, a plot of population size against time produces which of the following graphs?

Four bags made from dialysis tubing were filled with a sucrose solution. Each bag was then immersed in four beakers containing sucrose solutions of 0.2M, 0.4M, 0.6M, and 0.8M. After 30 minutes, each bag was weighed and its change in weight was calculated. All solutions were at 25 ° C. The results are shown in the following graph:
Determine the solute potential of the dialysis bag to the nearest tenth.

If 2n = 46, which of the preceding is true at the end of meiosis I?

Which of the following is a correct interpretation of this analysis?

Which combination of plots in the figure best supports the hypothesis that chloroplasts and light are required for photosynthesis?

The following graph shows the effect of an enzyme on activation energy. Plot A is the progress of the reaction without an enzyme, and plot B is the same reaction with an enzyme. Determine the Gibbs free-energy change (Δ G) for the reaction. Express your answer to the nearest whole number.

The increase in biomass during the first 50 years is best attributed to

In Step III, what enzyme is added?

If crossing over occurs, where would it take place?

According to this analysis, which of the following two species are most closely related?

Where does mitosis take place in the sequence illustrated?

In a classroom investigation, students filled two bottles with pond water containing only photosynthesizing organisms. They used a dissolved oxygen (DO 2) sensor to measure the amount of dissolved oxygen in each bottle. One bottle was put under a light. The second bottle was wrapped with aluminum foil to block all light and was put under the same light. After 24 hours, pond water DO2 in the two bottles was again measured. Average values for DO2 from all students are provided in the following table. Calculate the gross primary productivity for the observed sample. Express your answer in mg fixed carbon/ L/ day to the nearest hundredth.

When the carrying capacity is equal to the population size, the net rate of increase in the population equals

What is the importance of matching each substance with itself, such as water with water?

the agent that causes the conversion of molecules II and III to molecule IV

What is the probability that a male will inherit the disease if his mother is heterozygous and his father had the disease?

If 2n = 46, which of the preceding is true at the end of meiosis II?

Which of the following could be responsible for the biomass crash at 80 years?

The figure above shows early cleavages in a four-cell embryo. What is the significance of the size differences between the top and bottom cells?